Son・Masaru saw it... Every night, the beautiful mother・Ikumi Kondou's crotch is open in the night...!! That was the masturbation act of his mother that Masaru witnessed half a year ago. Since then, every night, he has been secretly watching his mother's masturbation from the shadows. Because of this, he developed sexual feelings towards his mother who does housework. And as the mother aged, she could no longer suppress her growing sex drive... One thing triggered it, and the mother started masturbating while whispering his name. Seeing his mother's voluptuous body like that, Masaru was more breathless than ever...
