Two sisters on the cusp of adulthood, Elle and Joy, spend their last week before embarking on their next music tour visiting friends and preparing for the going away party they intend to host. Their apprehensions about throwing the party are universally validated when their divorced mother and father as well as both of their ex-boyfriends converge on the party, leaving tragedy in the wake of what they had envisioned as a unifying celebration. In the aftermath of this fateful night, Elle and Joy are left with the sobering yet liberating truth that they can only rely on one another.