Centers on a group of college friends who meet once a year for their "Rosé All Day" pool party. After years the cracks in their relationships become all-consuming sinkholes filled with vomit, tears and confessions.
A couple attempts to revive their spark at a "happy ending" massage parlor, but they're trapped inside when a murderous client's obsession with a masseuse turns violent, thrusting everyone in the spa into a fight for survival.
