With the office empty and the door locked, Yumi Sin, Ken Feels' other stepdaughter, sneaks in, eager to join the fun. She watches Isabella sucking her stepdad's cock, her pussy throbbing with excitement. Ken notices her, motioning her over. Yumi obliges, unbuttoning her blouse to reveal her perky tits. She leans in, kissing Ken passionately while Isabella continues to suck him off. The taboo threesome grows more intense, the office air thick with lust and the scent of sex.