Ayaka is a strict teacher, but behind the scenes, she secretly enjoys having an affair with her student.If this fact is discovered, her family will collapse and she will not be able to be a teacher.Ayaka has kept her relationship with her student strictly concealed and hidden.Recently, however, her students have started to seek out relationships on campus in search of thrills.Ayaka desperately tries to calm down her student's runaway, but she can't resist her intense caresses.Before long, Ayaka himself becomes captivated by the thrill and immorality of her school sex.