Max wakes up hungover to find his pregnant best friend Maggie from high school knocking at his door, desperately seeking his help. When Maggie's religious mother arrives they must hide all evidence of his gay life and pretend to be the perfect couple.
Max and Maggie come up with some ground rules for their new charade, even with The Divine's constant buzzing. A flashback reveals a young Max and Maggie's high school years, their fierce commitment to each other and Dorothy's former bad mommy ways.
A flashback shows the lengths a high school Maggie has gone to protect budding gay, Max. Presently, the new family take a suggested Lamaze class with hunky instructor/nurse in training Patrick, which results in an exciting time for single Max.
Patrick takes Max out for coffee unbeknownst to Maggie. A run-in with his best friend, Kyle, leaves Max flustered and a miscommunication with Patrick starts a big development in their relationship. Max starts to notice something strange happening with his body.
A month has passed in Max and Maggie's charade. Max's pregnant belly is growing and growing, while he lies to Maggie so he can hang out with Patrick. Dorothy reveals her plans for her daughter. Max has a breakthrough in Alcoholics Anonymous.
Blurring the lines of past and present - Maggie confronts Max about his new crush, which leads to the biggest fight of their entire friendship. This makes them question their future, while confronting their past choices and decisions about why they chose to go their separate ways in the first place.