Sometimes your sister isn't your best friend. Tessa and Marie, two sisters, move back home with their Mom and devoutly Catholic Nonna (Grandmother.) The sisters' broken relationship turns into a tug-of-war to be the most important, most precious, and most loved family member in the house. Mom and Nonna are forced to leave home to escape the fighting. With the sisters alone, things go from bad to worse and they're finally forced to face up and reconcile their special sisterly relationship.