He offered up his wife. (Tanihara Yuki XVSR-055)

Yuki Tanihara, a married woman, is earnest, has strong principles of chastity, and is willing to sacrifice for her husband. Her husband takes her out without any explanation. Her husband, a department head, has secretly arranged with his superior to offer his wife to him in order to get a promotion. For the sake of her beloved husband, she is forced to allow him to be manipulated by his superior and subordinates, and is even forced to have sex with him in front of others. She understands her husband's desire for a promotion, but the unbearable shame makes her feel like a sex slave.