My brother violated my first love.

Daisuke's older brother Taka, who couldn't get a regular job, was hanging out and asking Daisuke for money. Your unscrupulous hobby is calling a female insurance agent to her home and forcibly having sex. Your next target was Mina, Daisuke's homeroom teacher and first love, who changed jobs to life insurance lady... Daisuke accidentally witnesses sex between her brother and Mina...