START-448 An Office Junior With Plain Glasses Is A Sullen Slut. After We Fucked Her Once For Fun, She Suddenly Changed And Was Made To Ejaculate Over And Over Again Using The Techniques She Had Learned From Erotic Manga. Riko Hoshino

Hoshino is a plain office lady with glasses and long bangs.One day, while working overtime, she got into a physical relationship with a co-worker who was a playboy she had feelings for.Hoshino is extremely shy about even showing her naked body, but once she fucks him, she suddenly changes!Using the techniques he learned from the erotic manga he was consuming on a daily basis, he tortured his co-workers and eviscerated them.The relationship between the two, who take turns in attack and defense, is repeated in the office.