This scene takes place after Biff returns from the Turners' house with all the incriminating evidence he needs, yet Carli remains deeply afraid for his and her own safety - so there is no choice... for Biff but to take her in his arms and console her while she is taking a hot shower. It might be a good idea for the consolation to include a deep blowjob, some anal sex, and a finishing splatter all over Carli's magnificent tits...