The family of four were on a month long vacation at a cabin by a lake. Husband and wife had not been sexually active in over 10 years. Their daughter Maggie and her first real boyfriend (Randy) had recently broken up. Randy had taken her virginity a year earlier and after experiencing sex for the first time, she was hooked. She loved sex. Mark, their son was in a long-term relationship (with an older woman). Tammy had convinced Mark that they should enjoy an open relationship.

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Tom had just cum into his daughter's amazing mouth, so naturally (at his age) his cock would normally become flaccid. But he had...