Shimako falls into a depression after Sei graduates and cannot bear the weight of her secret alone. But a chance meeting with the down-to-earth Nijo Noriko gives her a new friend.

Lillian and Hanandera collaborate on a school festival, and Yumi tries to fix Sachiko's hatred for men.

Lillian's School Athletic Festival begins, and Kanako and Yumi make a bet to settle the problems which began between them last episode.

Tōko suddenly shows up on Yumi's doorstep in a strange situation and ends up being over for dinner, while Suguru and Yumi have an agreement. As well, Rei and Sachiko have an understanding.

As different people in her life try to help her find happiness, Tōko continues to run away from their support. Suguru warns Tōko that if she continues to run away, one day no one will chase after her. More details of Tōko's family situation and her reason for refusing to be Yumi's petite soeur are revealed.