Julie and Jason are best friends who observe the toll that raising children has taken on their married friends. Convinced that they can avoid these pitfalls, they decide to have a child together while maintaining a strictly platonic relationship. They hope this arrangement will allow them both to find romantic partners without the usual stress that parenthood can bring. As they navigate the challenges of co-parenting, they watch their friends' relationships evolve, sometimes for better and sometimes for worse.

Meanwhile, Julie and Jason's unique setup begins to complicate their lives in unexpected ways. While dealing with the demands of parenting, their friendships, and personal romantic pursuits, they start to question whether their initial agreement can hold up under real-world pressures. As new feelings emerge, they face difficult choices about love, commitments, and the true meaning of family, ultimately discovering whether their experiment will lead to happiness or heartache.