DASS-161 I will tell my little sister who is a small fish to provoke me with my penis. Natsu Tojo

Synopsis

Unpopular college student Akira gets a new sister-in-law, Natsu, when her parents remarry. Natsu has a bad mouth, but in front of her parents she was a serious and cute girl. "You're not popular with your brother, are you?" I'm blown away by such an attitude and attack Natsu.