Blair and her stepson, Darcy, have been dating for two years. She misses her family, especially her mother who are always around to help her kids with their problems but sometimes she finds it hard to cope with the guilt that she feels whenever she thinks about leaving her boyfriend and stepping into a new relationship with a much younger man. So when Blair moves in with her boyfriend's friend, Matthew, she is determined not to hurt him or let herself be moved by the intense attraction that she feels for her teenaged stepdaughter. But when Blair's ex-boyfriend, Sean, shows up at the house one day with another woman, she cannot help but lose control over her raging hormones and accidentally straddle her stepdaughter Blair and her boyfriend..