[OFSD-019] Non-fiction monitoring AV: If we send a naughty person into a sexless couple to stimulate their libido, will they have sex? (Censored)

Monitoring has begun on a project to help couples who are suffering from a sexless marriage! [Case 1] The Kawasaki couple are married to a man with a large age gap, and the husband is suffering from erectile dysfunction. So they invite a junior colleague from the husband's company to their house to be alone with the wife! In a good mood, he cuckolds the frustrated wife, and the husband watches the whole thing, inducing a depressed erection!? [Case 2] The Takahashi couple have been together since their student days, and have naturally become sexless! The plan is to use the client's husband and wife's best friend as a prankster to show the wife the husband and best friend having sex, inciting jealousy! [Case 3] The wife is the client of the Sato couple! The busty wife seduces the husband, using a friend's couple as a prankster! She was supposed to have sex with her horny husband, but the wife also gets excited with the friend's husband, and it develops into an unexpected swapping sex session!?