Stepsister invites her friends to the pool and they fuck the guy

Having a half-sister is usually pretty annoying, but when he invites his friends to the pool this guy appreciates having a half-sister! The boy plays waterboarding with the girls who tempt him by putting their asses in the water. After playing for a while the girls get horny and without turning around they suck the dick of the boy who doesn't resist in the least. Then the girls take turns riding the boy's dick, including his stepsister!