Odagiri, who is single, enjoys watching a married woman masturbate online every Tuesday. He is fascinated by this woman who hides her face with a mask and exposes her obscene appearance. And today is Tuesday. As he is watching the stream, Odagiri is shocked! The mask that was hiding her face comes off and he realizes that the married woman is his neighbor, Kaede! Kaede found out that her husband is cheating on her every Tuesday, and she was streaming out of loneliness. Odagiri can't contain his excitement at Kaede, so he knocks on the neighbor's door during the stream...