Michael and Jenna, having been a couple for three years, want to get married and start a family. These plans seem to be well on their way when Jenna announces that she's pregnant. But Michael is worried that his life and his youth will over for good. At a wedding of a friend, he meets a free-spirited college co-ed, Kim, who opens his eyes and leads him on a dangerous path away from Jenna. Meanwhile, none of the relationships of the people surrounding Michael and Jenna are happy and stable. Michael's friend Izzy is unwilling to let go of his childhood sweetheart Arianna;