FERA-186 My mother was my sex practice partner. I broke up with my girlfriend because the sex with my mother was too good, so I was crazy about it and came inside her over and over again. Kanako Hamabe

Her son is depressed because things aren't going well with his girlfriend. Kanako realizes that it has to do with sex, and offers to be his sex partner for the sake of her beloved son. She doesn't mind immoral acts for her son's sake. It's Kanako's way of showing her love, but her son becomes addicted to Kanako's body...