Over the next three days both couples act like sex-crazed teenagers, prone to sucking and fucking all night, changing partners each day, groping each other on the beach and taking long midday naps. Paul's enthusiasm builds and he starts fucking his wife with nearly the same intensity as he fucks his sister. Both women are eagerly sucking the mens' cocks but only Tim is eating their pussies. Neither woman has broached the subject with him. His first night with Rhonda, Tim eats her to two explosive orgasms, and then at her suggestion, fucks her in the ass. By Saturday morning whatever inhibitions any of them brought to the beach house...