Liam (Jake Hoffman - The Wolf of Wall Street, The Irishman) is about to get married but the sister of the groom, Audrey (Alicia Silverstone - Clueless, The Killing of a Sacred Deer) isn’t ready to let go of her little brother just yet. With time against her and the young, annoyingly “perfect” bride to be (Mathilde Ollivier - A Call to Spy, Overlord) plotting to keep her out of the wedding party, Audrey must resort to drastic measures to save her brother from a life of matrimonial misery! Make way for the SISTER OF THE GROOM.