One day, Chika (Kaede Karen) witnesses her boss's sexual proclivities and is f** to keep her mouth shut. - Chika is relentlessly fucked with a big dick and her lips are coated with precum. - ``I'll apply my precum as a gloss.'' It's a disgusting habit, but as he continues to be raped, he cums over and over again even though he doesn't want to feel it. - ``You were cumming beautifully.'' Chika is sad but has a sensitive constitution that makes her feel sensitive. - As she spends her days in humiliation, she becomes unable to live without her boss's big penis...