Yuukan Madam Club

Yuukan Madam Club is an eroge visual novel developed by the studio Empress, officially released for PC on March 27, 2020. The story follows transfer student Mao Amagi, whose everyday school life takes a dark and taboo turn after befriending a wealthy classmate named Chris Saionji. Invited to hang out at Chris's massive luxury mansion, Mao stumbles upon a secret collection of explicit videos revealing Chris engaged in sexual affairs with various mature women, including his own mother. From that moment forward, Chris manipulates Mao into joining his illicit pursuits, eventually persuading the protagonist to engage in taboo sexual relationships not only with Chris's mother, but also with the mothers of several other school peers.