Tony Rubino, the rugged bus driver, finds himself in a sticky situation when Serena Sterling, a sultry street girl, propositions him for a ride of a different kind. With the engine purring, Serena unzips Tony's pants, revealing his Italian sausage, and begins to enthusiastically suck him off. The bus lurches and rattles as Tony struggles to keep control, his hands gripping the wheel and Serena's hair.