Haruna and Eu perform a delicate operation on Mysteltainn to try to repair the damage done to him. Ayumu gets advice on how to deal with Orito. Tomonori takes a crash course in dancing in order to be a backup dancer for Sarasvati at her upcoming concert.

Thinking he is doing him a favor, Orito invites Ayumu out to a restaurant run by the vampire ninjas, which offers a full course of unsociable service. Afterward, the two of them engage the ninjas in a mood-changing contest, to win the cost of their meal.

Sera and the other vampire ninjas are called back to their village, leaving Haruna in charge of the house. Eucliwood comes down with a fever, and Ayumu goes to great lengths to look after her, but ends up having to call in outside, underworlder help.