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Main Story Chapter 3（2） · Impregnable Fortress Zone 2 -Old Secret Passage B2F-

Main story scenes

Step by step in the Quest Guide → Show on the map →

Where it comes from

Accept at: a story scene — nothing to accept: starts at Zone 2 -Old Secret Passage B2F- (step 1)
To accept: Fortress Master Key ×1
⬆ comes after: Story · Impregnable Fortress · Our Heirlooms
⬇ leads to: Story · Impregnable Fortress Zone 4 -Tunnel-

Where it goes

Impregnable Fortress：Zone 2 -Old Secret Passage B2F-, Zone 3 -Old Secret Passage B3F-, Zone 4 -Tunnel-, Zone 5 -Prehistoric Corridor B3F-, Zone 6 -Prehistoric Corridor B2F-, Zone 7 -Prehistoric Corridor B1F-, Zone 8 -Fortress 1F Entrance-, Zone 9 -Fortress 2F Office-, Zone 10 -Fortress 3F Lord's Room-

Reward

ValuablesCarpentry Tools (given in the story)×1

depends on your choices / result

Inciting incident「2F Imprisoning Trap Corrosion Sentry」：Not spotted
Inciting incident「2F Soldier's Room Corrosion Sentry」：Not spotted
Inciting incident「1F Southwest Corrosion Sentry」：Not spotted
Inciting incident「1F Servant's Quarters Corrosion Sentry」：Not spotted
Inciting incident「3F West Corrosion Sentry」：Not spotted
Inciting incident「2F North Corrosion Sentry」：Not spotted
Inciting incident「Corrosion Sentry」：Not spotted
Inciting incident「Corrosion Sentry」：Not spotted
Inciting incident「Corrosion Sentry」：Not spotted
Inciting incident「Corrosion Sentry」：Not spotted

Also changes

👥 Hardy Dwarf leaves the party

Steps

📍 Zone 2 -Old Secret Passage B2F-: 1 spot(s) Show on map
- 🎁 Carpentry Tools ×1
📍 Zone 3 -Old Secret Passage B3F-: 1 spot(s) Show on map
- 💬
  - 「Move it to the right」
    nothing happens
  - 「Do nothing」
    nothing happens
- 📈 Abyss 3 story progress → 200
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- 📌 unlocks 「Story · Impregnable Fortress Zone 3 -Old Secret Passage B3F-（2）」
after step 3
📍 Zone 2 -Old Secret Passage B2F-: 1 spot(s) Show on map
- ❓
  - if the story is at step 6
    ❓
    if step 7 isn't done yet
    → step 7
    otherwise
    nothing happens
  - otherwise
    nothing happens
after step 3
📍 Zone 2 -Old Secret Passage B2F-: 1 spot(s) Show on map
conversation only
after step 3
📍 Zone 2 -Old Secret Passage B2F-: 1 spot(s) Show on map
- ❓
  - depending on a mechanism
    🔀 Inciting incident 「Corrosion Sentry」: Not spotted
    [A]
    ❓
    if the story is at step 4
    ❓
    if step 7 isn't done yet
    → step 7
    otherwise
    nothing happens
    otherwise
    nothing happens
  - otherwise
    → continues as [A]
continues from step 4 or 6
conversation only
after step 3
📍 Zone 3 -Old Secret Passage B3F-: 2 spot(s) Show on map
conversation only
after step 3
📍 Zone 3 -Old Secret Passage B3F-: 1 spot(s) Show on map
- ❓
  - if Abyss chapter 3 clears ≥ 1
    💬
    「You fell to your death in a hole.」
    「The fortress remained undefeated for a thousand years.」
    [A]
    「Do you know any inside information?」
    📌 unlocks 「Story · Impregnable Fortress Zone 4 -Tunnel-」
  - otherwise
    「You fell to your death in a hole.」 / 「The fortress remained undefeated for a thousand years.」 — either — same result
    → continues as [A]
after step 3
📍 Zone 4 -Tunnel-: 1 spot(s) Show on map
- 📈 Abyss 3 story progress → 208
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
📍 Zone 4 -Tunnel-: 1 spot(s) Show on map
- 📈 Abyss 3 story progress → 210
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- 📌 unlocks 「Story · Impregnable Fortress Zone 4 -Tunnel-」
after step 11
📍 Zone 5 -Prehistoric Corridor B3F-: 1 spot(s) Show on map
- 📈 Abyss 3 story progress → 220
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- 📌 unlocks 「Story（11）」
🗺 Enter Zone 6 -Prehistoric Corridor B2F- Show on map
- 📈 Abyss 3 story progress → 230
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- ❓
  - if: Took Princess Pulgritte's request (Royals)
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    [A]
    🔀 Inciting incident 「Corrosion Sentry」: Not spotted
    otherwise
    → continues as [A]
  - otherwise
    ❓
    if: Took Pontiff Leaufonde's request
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    → continues as [A]
    otherwise
    → continues as [A]
    otherwise
    ❓
    if: Took Admiral Avare's request
    📌 unlocks 「Story（11）」
    → continues as [A]
    otherwise
    → continues as [A]
after step 13
- ❓
  - if Abyss 3 story progress = 230
    📈 Abyss 3 story progress → 240
    📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
    ❓
    if: Took Princess Pulgritte's request (Royals)
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    [A]
    🔀 Inciting incident 「Corrosion Sentry」: Not spotted
    otherwise
    → continues as [A]
    otherwise
    ❓
    if: Took Pontiff Leaufonde's request
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    → continues as [A]
    otherwise
    → continues as [A]
    otherwise
    ❓
    if: Took Admiral Avare's request
    📌 unlocks 「Story（11）」
    → continues as [A]
    otherwise
    → continues as [A]
  - otherwise
    nothing happens
📍 Zone 7 -Prehistoric Corridor B1F-: 1 spot(s) Show on map
- 📈 Abyss 3 story progress → 243
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- ❓
  - if: Took Princess Pulgritte's request (Royals)
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    [A]
    ❓
    depending on a mechanism
    🔀 Inciting incident 「Corrosion Sentry」: Not spotted
    [B]
    → step 16
    otherwise
    → continues as [B]
    otherwise
    → continues as [A]
  - otherwise
    ❓
    if: Took Pontiff Leaufonde's request
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    → continues as [A]
    otherwise
    → continues as [A]
    otherwise
    ❓
    if: Took Admiral Avare's request
    📌 unlocks 「Story（11）」
    → continues as [A]
    otherwise
    → continues as [A]
continues from step 15
- 📈 Abyss 3 story progress → 245
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- 📌 unlocks 「Story · Impregnable Fortress · Our Heirlooms」
- ❓
  - if your party matches
    👥 Hardy Dwarf leaves the party
    📈 Abyss 3 story progress → 250
    📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
    [A]
    ❓
    if: Took Princess Pulgritte's request (Royals)
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    [B]
    🔀 Inciting incident 「Corrosion Sentry」: Not spotted
    otherwise
    → continues as [B]
    otherwise
    ❓
    if: Took Pontiff Leaufonde's request
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    → continues as [B]
    otherwise
    → continues as [B]
    otherwise
    ❓
    if: Took Admiral Avare's request
    📌 unlocks 「Story（11）」
    → continues as [B]
    otherwise
    → continues as [B]
  - otherwise
    📈 Abyss 3 story progress → 250
    📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
    → continues as [A]
- 📌 unlocks 「Story · Impregnable Fortress · Our Heirlooms」
- ❓
  - if your party matches
    👥 Hardy Dwarf leaves the party
    📈 Abyss 3 story progress → 250
    📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
    [A]
    ❓
    if: Took Princess Pulgritte's request (Royals)
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    [B]
    🔀 Inciting incident 「Corrosion Sentry」: Not spotted
    otherwise
    → continues as [B]
    otherwise
    ❓
    if: Took Pontiff Leaufonde's request
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    → continues as [B]
    otherwise
    → continues as [B]
    otherwise
    ❓
    if: Took Admiral Avare's request
    📌 unlocks 「Story（11）」
    → continues as [B]
    otherwise
    → continues as [B]
  - otherwise
    📈 Abyss 3 story progress → 250
    📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
    → continues as [A]
📍 Zone 8 -Fortress 1F Entrance-: 2 spot(s) Show on map
conversation only
📍 Zone 9 -Fortress 2F Office-: 1 spot(s) Show on map
- 📈 Abyss 3 story progress → 260
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- ❓
  - if: Took Princess Pulgritte's request (Royals)
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    [A]
    🔀 Inciting incident 「2F North Corrosion Sentry」: Not spotted
    🔀 Inciting incident 「3F West Corrosion Sentry」: Not spotted
    otherwise
    → continues as [A]
  - otherwise
    ❓
    if: Took Pontiff Leaufonde's request
    ❓
    if done in an earlier loop
    📌 unlocks 「Story（11）」
    → continues as [A]
    otherwise
    → continues as [A]
    otherwise
    ❓
    if: Took Admiral Avare's request
    📌 unlocks 「Story（11）」
    → continues as [A]
    otherwise
    → continues as [A]
🗺 Enter Zone 10 -Fortress 3F Lord's Room- Show on map
- ❓
  - depending on a mechanism
    🔀 Inciting incident 「1F Southwest Corrosion Sentry」: Not spotted
    ❓
    the first time
    [A]
    🔀 Inciting incident 「2F Imprisoning Trap Corrosion Sentry」: Not spotted
    otherwise
    [B]
  - otherwise
    ❓
    the first time
    → continues as [A]
    otherwise
    → continues as [B]
conversation only
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
conversation only
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
conversation only
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
- 📈 Abyss 3 story progress → 300
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- 🔀 Inciting incident 「1F Servant's Quarters Corrosion Sentry」: Not spotted
- 🔀 Inciting incident 「2F Soldier's Room Corrosion Sentry」: Not spotted
after step 25
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
- → step 27
after step 25 or continues from step 26
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
conversation only
after step 25
📍 Zone 10 -Fortress 3F Lord's Room-: 2 spot(s) Show on map
- 📈 Abyss 3 story progress → 310
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
- ❓
  - if the erosion level ≥ 9
    📌 unlocks 「Search for the Missing Girl」「Main Story Chapter 3（3） · Impregnable Fortress Zone 10 -Fortress 3F Lord's Room-」
  - otherwise
    → step 32
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
conversation only
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
- 📌 unlocks 「Search for the Missing Girl」
- 📈 Abyss 3 story progress → 310
- 📌 unlocks 「Duke Ixion's Rescue」「Search for the Missing Girl」「Blackmail Resolution」 and 16 more
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
conversation only
continues from step 28
- 📌 unlocks 「Search for the Missing Girl」「Main Story Chapter 3（3） · Impregnable Fortress Zone 10 -Fortress 3F Lord's Room-」
after step 28 or 32
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
- ❓
  - if the erosion level ≥ 5
    ❓
    if the erosion level < 7
    ❓
    if you have Blackmail Evidence ≥ 1
    [A]
    ▶ continues in Main Story Chapter 3（3） · Impregnable Fortress Zone 10 -Fortress 3F Lord's Room-
    otherwise
    nothing happens
    otherwise
    [B]
    ❓
    if you have Blackmail Evidence ≥ 1
    → continues as [A]
    otherwise
    nothing happens
  - otherwise
    → continues as [B]
after step 32 or 33
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
conversation only
after step 28 or 32
📍 Zone 10 -Fortress 3F Lord's Room-: 1 spot(s) Show on map
- ❓
  - if you have Hardtack Bread ≥ 1
    💬
    「Ask for details」
    📤 hand over Hardtack Bread
    「Leave」
    nothing happens
  - otherwise
    nothing happens
after step 28 or 32
📍 Zone 10 -Fortress 3F Lord's Room-: 3 spot(s) Show on map
- ❓
  - if you have Hardtack Bread ≥ 1
    💬
    「Ask about Elequon」
    📤 hand over Hardtack Bread
    「Leave」
    nothing happens
  - otherwise
    nothing happens

Step by step in the Quest Guide → Show on the map →