Yotsuha Kominato, a Kiss-Love Story with a Home Tutor who Teases me with Sweet Kisses, a Bad Student.

Original title: STARS-842 不良生徒の俺を甘いキスで翻弄してくる家庭教师のよつ叶先生との接吻ラブストーリー。 小凑よつ叶

Directed by Dazai Chinpo

The protagonist is supposed to be preparing for his university exams, but he feels very uninterested about it. His Mom finds him a home tutor. But that had little effect on him, on the contrary, he infects the tutor with his life views… even beginning a spontaneous affair.