Mai is troubled every day by the son of a big shot, who is her subordinate but always makes mistakes and has a condescending attitude. Furthermore, even though she hates his relentless sexual harassment, she can't resist the title of "the son of a big shot"... Her big breasts are touched, caressed, fondled, played with, pinched, licked, sucked, and made to climax. His devilish hands reach not only during overtime but also during the daytime work hours... Gradually, the woman's body begins to accept the pleasure.