I, Mei Itsukaichi, Who Was Unknowingly Seduced By A Girl Friend With A Boyfriend Who Came To Stay Over Every Day, Could Not Muster Up The Courage And Was Left For Dead. 毎日泊まりに来る彼氏持ちの女友達から無自覚に誘惑され、勇気を出せず生殺し状態になった僕 五日市芽依