PART A. Yami and Yui have a confrontation with a senior, causing Yui to lose her panties. PART B. Mikan has her bag stolen while shopping. She uses Peke's transformation abilities to pursue the thief.

Yami falls ill with a fever, and Rito rushes her to the hospital. As she recovers, Yami questions why Rito would help her. Haruna feels self-conscious about the size of her bust, and later finds a ...