I Was Unknowingly Seduced By A Female Friend With A Boyfriend Who Came To Stay Over Every Day, And I Couldn't Muster Up The Courage And Was Left For Dead. Miyu Hou

Living alone for the first time as a university student. I thought it was great, being close to campus! But friends started coming over, taking away my alone time, and they even brought their girlfriends... Then my friend's girlfriend, 'Miyu,' started coming alone, troubling me! She sleeps carelessly, as if she thinks I won't make a move... Unable to hold back, I secretly masturbate alone, but she catches me and I'm in big trouble! However, 'Miyu' just goes down on me! Seeing me masturbate turns her on, and we have cheating sex! I find myself drawn to her, but...