Four freshmen arrive at college from completely different worlds: Lainey, a California party girl with a flair for drama; Tyson, a brilliant scholar and an aspiring lawyer from Washington, D.C.; Summer, an ambitious, recruited athlete from the Midwest; and Hannah, a mild-mannered southerner. Soon after arriving on campus, they strike up a conversation in their shared dorm. As their college years fly by, the four become inseparable. But as graduation nears, their lives are forever changed after a desperate act leads to tragic consequences. They make a pact, promising to always be there for one another. Ten years later, Hannah is anticipating what should be one of the happiest moments of her life when everything is suddenly turned upside down. Calling on her closest friends, it soon becomes clear that they are all facing their own crossroads.