Sueharu tries to dig up some bad rumors about Shirokusa's boyfriend Abe-senpai that he can use to get revenge, but it turns out Abe-senpai has been looking for Sueharu all along and knows his secret. Sueharu's desire for revenge grows even stronger when Abe-senpai reveals why he started dating Shirokusa. He decides to use his class's play production at the upcoming cultural festival as a chance to get back at him, and asks Shirokusa to write the script...
How does Kachi-san know 
about Abe-senpai's plan?
كيف تعرف كاتشي-سان بشأن خطّة أبي-سينباي؟
Woher weiß Kachi-san, was Abe-senpai vorhat?
¿Por qué Kachi sabe lo que hará Abe?
¿Por qué Kachi sabe lo que hará Abe?
Pourquoi Kachi connaîtrait-elle
le plan d’Abe ?
Come fa Kachi-san a sapere
 del piano del senpai Abe?
Por que a Kachi-san sabe
do plano do Abe-senpai?
Откуда Кати может знать про план Абэ?