Your Sister's Sister (2011)

A comedy about doing the right thing with the wrong person.

Iris invites her friend Jack to stay at her family's island getaway after the death of his brother. At their remote cabin, Jack's drunken encounter with Hannah, Iris' sister, kicks off a revealing stretch of days.

Genres: Comedy

Stars: Emily Blunt, Rosemarie DeWitt, Mark Duplass, Michael Harring, Mike Birbiglia