Jon's vacation in St. Lucia got interesting in unexpected ways... and now it's going to take new turns and twists as the five friends and lovers head to a resort destination. There are a lot of taboos to break and lines to cross, but it's anybody's guess what will happen. Roger's new girlfriend Meg sets her sights on Jon, but Jon doesn't want to take his eyes off his own wife... and her budding, boundary-crossing relationship with a much younger man.