HEZ-860 Cheating sex with two married coworkers who have opposite personalities. Kanna Imai/Serina Usui

[Kanna-san, the boss's wife who works with the general manager, is serious, quiet and shy] x [Serina-san, the bright, free-spirited and winning-minded wife of a senior employee] x [Fighting for the dick] Serina, a non-career woman who is always competitive with Tachi, who is on the college graduate elite course.Serina and Tate get out of control at the victory celebration party and end up having an affair.As they compete for each other's control, a sense of rivalry develops and they descend into a quagmire of orgy and affair.