Kaede Tsutsumi: the in-law, Sexually Frustrated - Part.1

Kaede lives in an apartment with her husband. Her husband is a very indifferent man, and she is always frustrated. One night, her boy, who is interested in Kaede;s fascinating body, sees her masturbating and asked her to perform fellatio on him. The next day, he makes her have sex with him, and she came up as a woman. After that, she and he began to enjoy sex.