Marcus and Sarah's marriage needed excitement. Her solution? Find an inexperienced younger man while Marcus watches. They find Tyler online?22, nervous, and physically impressive. What starts as Marcus's fantasy becomes his psychological journey as he coaches another man through intimate moments with his wife.

Tyler arrives uncertain, but Sarah's attention transforms him from nervous to confident in one evening. Marcus finds himself in the corner, helplessly instructing Tyler on exactly how Sarah likes to be touched and pleased. Every lesson makes Tyler more assured, more dominant, more everything Marcus isn't.

Sarah responds to Tyler in ways that surprise even Marcus. Tyler's natural gifts and enthusiasm create experiences Marcus never provided. And when the evening reaches its climax, Marcus knows he's witnessing his marriage transform forever.