Episode Title:
Forward! Guard the Castle!.
Episode Description:
As everyone tries to do their part to protect Kae, Kazuma keeps hitting them back by exploiting their weaknesses. When Asuma tries to reason with him, Kazuma traps him in a locker, reminding him of when Kazuma trapped him in a storehouse when they were kids. With the support of his friends, Asuma manages to win the duel and realises his true feelings for Kae.
