Mother Mary (Anne Hathaway) is a global superstar who gives everything on stage – and is on the verge of falling apart behind the scenes. For her highly anticipated comeback, she turns to Sam, a fashion designer who shaped Mother Mary's iconic look at the very start of her career. The two women haven't seen each other in years, and the rift between them runs deep. As the new costume takes shape, old wounds come to the surface – wounds that won't heal so easily.