Things heat up in Steamboat when Kory's unofficial girlfriend, Sam, comes for a visit and is immediately threatened by a yachtie's friendship with her man. Tom's return to the house can't come soon enough for Alex, who needs his buddy's advice. For Katie, an awkward first encounter has her worried that his trip home may have undone any progress.

The housemates reunite in the Watch What Happens Live with Andy Cohen Clubhouse for the first-ever Winter House reunion. Danielle and Jordan address the status of their friendship amid a love triangle with Alex. Tom and Katie reveal where their relationship stands today. Later, Kory's girlfriend Sam confronts Malia and Jordan about their true intentions with Kory.