Rino is in her first year of marriage, living a peaceful life with her husband, when one day it's discovered that her husband misused funds from a client. Confronted harshly by the client's president, Tanaka, she decides to offer her own body to protect her husband. Having latent masochistic tendencies, Rino gradually awakens to pleasure through forced intimacy as her body and mind are repeatedly violated. She becomes addicted to the men's sticky, invasive kisses, growing dependent on the pleasure they provide.