The Black Bulls get a day off after getting paid, and Gauche goes to visit his beloved little sister Marie. To his surprise, he finds Asta already there and playing with her.

Asta and the others arrive at the dungeon where the children were being held. Seeing that Marie was hurt by the enemy, Gauche loses his mind. Asta is enraged at the fact that the children had their magic stolen, and he and Gauche go after Baro and Neige.