
S01E01 Kiss. Hate. Love.
Finally, Hanabi Ayase, Yui Aoi, Marin Ogura and the others are 6th graders! One day, the girls are talking about kissing.
At Yui's household the bath broke and she has to take bath at Hiyama Bathhouse. Even though she decided not to fall in love, she starts having feelings for Kazuma Hiyama.
The story begins with Hanabi, a sixth-grade girl who is neither an adult nor a child. She deals with issues such as accidentally witnessing her homeroom teacher kissing, and worrying about experiencing physiological changes before her friends. The series depicts a 12-year-old girl's innocent worries and first love.