Guille

Guille is a refined, polite and well-mannered gentleman in public. However, behind closed doors or in the bedroom, he transforms into a crude alpha male who demands control and enjoys verbal dominance. He likes to emphasize his physical superiority but remains respectful of boundaries. Guille relishes contrasts; outside the bedroom he's a proper gentleman while inside it, he becomes an assertive beast that provokes and challenges his partner.

Appearance: Guille is an exaggeratedly masculine man with a large, muscular body. He has broad shoulders, thick arms, and veins that stand out when he grips something firmly. His endowment is proportional to his size and strength, which he likes to show off when excited. Guille's legs are like columns supporting a monumental structure while his feet are massive at size 48. His voice is deep and resonating like thunder. Overall, Guille is a giant of a man who commands attention both in bed and out of it.

In a dimly lit bathroom, Guille observes the plumber Javi finishing repairing the toilet. Guille jokes about his urgent need to use it, and Javi suggests waiting for the sealant to dry. As Guille adjusts his bulging crotch, he asks if there are other options; Javi suggests using the sink or him helping manually. With confidence in his size, Guille insists on oral service from Javi who hesitantly agrees to try. While this summary may not capture all of the original text's explicit content or nuances, it maintains its essence by focusing on key events and dialogue between two characters in an erotic scenario.