Undercover investigation! ! mother of koshinsho

Shihori has finished raising her children and has fulfilled her long-awaited return to work. However, due to his long hiatus, he was unable to accomplish as much as he had hoped and was worried. Perhaps because of his impatience, he approaches Katayama, who is investigating his affair, and ends up breaking the law and unfortunately gets caught. Shihori's weakness is seized and she is threatened and raped by Katayama. However, deep within her heart, she is drawn to Katayama's charm that her husband lacks...