At Kaori's gentle urging, Shizuku reaches out to Ruri, the girl she bullied back in elementary school. All Shizuku wants is to apologize, but it soon becomes clear that even that won't be so easy. Things take a dramatic turn when Kaori faints, and Shizuku learns that Kaori's been keeping a big secret. Now, with everything out in the open, will things between the two girls ever be the same again?