Set on a remote island off the west coast of Ireland, ‘Inisherin’s Banshees’ tells the story of two lifelong friends, Pádraic and Colm, who find themselves at a dead end when Colm ends their friendship. in an abrupt way. A stunned Pádraic, aided by his sister Siobhán and Dominic (a troubled young man), struggles to rebuild their relationship, refusing to accept the refusals of his longtime friend. When Colm presents Pádraic with a desperate ultimatum, events are precipitated with traumatic consequences.