Depths of the Abyss

Reunion is Chapter 20x of Fire Emblem: Shin Monshō no Nazo ~Hikari to Kage no Eiyū~. This chapter is reached if the player beats Chapter 20 in 24 turns or less on Normal Mode (28 on Hard, 33 on Maniac, 38 on Lunatic). Alternatively, the player can fill the requirements by having the Shield of Seals obtained and have three or more of Roshea, Vyland, Sedgar, Wolf, and Midia recruited and alive.