#1. 脅迫された女子マネージャー / The Blackmailed Female Team Manager
One day, Yui and Kou, who are childhood friends and lovers, have sex in the club room.
However, Yui who is threatened by the metamorphosis teacher who was watching it for that reason and forgives her body on condition of stopping.
At first, Yui was disgusted by being violated by someone other than Ko, but gradually her body began to feel pleasure.
She will soon be trained by her metamorphosis teacher even in the secret hole behind her that she has never touched her boyfriend.
