Popular games published by company Atelier Sakura
The protagonist, Naohiro, and his wife Risa have been married for 4 years. Their married life is smooth sailing, and the good relationship between them is enough to be envied. Except for one feeling born from Naohiro's heart... It all started with a small incident. One night, when the couple was happily drinking together, Risa talked about her ex-boyfriend, and after the conversation, Naohiro felt a strange excitement. Feeling weird, he searched the internet about it, and while doing so, realized that he does indeed have "that" fetish. However, he can't possibly tell that to his beloved wife, but the more they find happiness with each other, the more stinging sensation torments him from within. Then one day, one of his juniors back in school, Tsukasa, consulted him about something...
The protagonist Sashihara Yasushi and the heroine Sashihara Mariko have been married for 5 years. Mariko was found out to have had an affair back when they were newly weds, but nothing major came out of it and they've lead a peaceful married life since then. However, they are worried that their life in the bedroom become boring as of late. Then one day, Yasushi received a post-cheating sex report from his wife Mariko. - Her partner is a new employee who is 8 years younger and a virgin. - He was a long-distance running athlete during his years in school. - He confessed to her after having sex in a love hotel. Mariko said that she wants to become his lover and have it officially recognized by her husband. An absurd demand, but things were different for Yasushi who has a desire to be a cuckold. He felt intense excitement that he hadn't felt for ages. Yasushi accepted Mariko's request and her husband-affirmed adulteration began...