Sanda's worried that Erika might be stringing Kusa along – basically the same thing that Sata was doing with her. Right as Erika decides to break it off with Kusa, Sata appears out of nowhere to get back what he thinks is rightfully his.
Erika confesses her feelings to Sata, and expects him to do the same. Erika and Takeru form an alliance to win Sata's heart, but things get a little awkward when Takeru starts to have feelings for her.
All Marin and Tezuka talk about is their boyfriends. This is freshman Erika's last chance to fit in at school, so she brags about having a boyfriend to make them like her. The whole thing gets out of hand when a handsome boy enters the picture.