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Fire Emblem: Three Houses (FE3H)

Chapter 17: The Impregnable Fortress (Church) Walkthrough

Popular Guides:
★ Free Time Guide
★ Advice Box Answers
★ Best Classes for Each Character

This is the walkthrough for the seventeenth chapter of the Church of Seiros route in Fire Emblem: Three Houses (FETH, FE3H). Read on to find out the best way to use your time in the Monastery, how to win in battle, and which dialogue options to choose!

List of Contents

Previous Chapter Next Chapter
Chapter 16: The Rose-Colored River Chapter 18: The Chaos of War

Chapter 17 - The Impregnable Fortress

Opportunity from Casualties

An opportunity arrives from an otherwise unfortunate event. The party fully marches deeper into an unconquerable fortress for a chance to end the war.

Calendar

Date Events
5/3 Golden Fish
Choir Festival
5/10 Rare Monster Sighting
Head Chef Challenge
5/17 Fish of Mystery
5/21 Saint Macuil Day
5/24 Rare Monster Sighting
Spice Festival
5/31 [red]Chapter Mission: Attack Fort Merceus

Paralogues

Paralogue Required Units Available Until
Retribution Ferdinand and Lysithea 8/30

Free Time

Side Quests

Supply Run
Worried Warrior
Taking Care of Business

Chapter Objectives

Objectives
1 Go to the Knight's hall and accept the soldier's request.
2 Head to Seteth's location then accept the two quests.
3 Talk to Seteth again to give him the items needed for the quest “Supply Run”
4 Go to the Green House then pick up the quest item.
5 Return to the soldier then give him the herb.
6 Spend your activity points then end the exploration

Optional Supports

Dorothea Though actors die, the show goes on?
Petra Because it's like hunting?
Bernadetta it's going to be tough.
Ferdinand Don't leaders have feelings like everyone else?
Cyril You caould find our tagets quicker than anyone.
Sylvain You might be right.
Felix Don't get distracted.
Caspar Don't worry, I'll arrange for your funeral.

Chapter 17 Misson: The Impregnable Fortress

A tough battle awaits you with the Death Knight and this time, he's not an optional unit to defeat. For more information about the battle, see the link below.

Chapter 17: Taking Fort Merceus

Chapter 17 - After the Battle

There are several replies available from the dialogues but none provides any support boosts. Choose any reply you want and prepare yourself for the next chapter.

Fire Emblem: Three Houses - Related Links

Story Walkthrough.png
Part 2 - Silver Snow Walkthrough
Part 2 - Silver Snow
Chapter 13: Reunion at Dawn Chapter 14: A King Without a Kingdom Chapter 15: Valley of Torment
Chapter 16: The Rose-Colored River Chapter 17: The Impregnable Fortress Chapter 18: The Chaos of War
Chapter 19: Conclusion of the Crossing Roads Chapter 20: The City Without Light Chapter 21: Following a Dream

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