Emily Blunt, Rosemarie Dewitt and Mark Duplass star in Your Sister's 
Sister, a new comedy about romance, grief and sibling rivalry. A year 
after his brother Tom's death, Jack (Duplass) is still struggling 
emotionally. When he makes ascene at a memorial party, Tom's best friend
 Iris (Blunt) offers up her family cabin on an island in the Pacific 
Northwest so Jack can seek catharsis in solitude. Once there, however, 
he runs into Iris' sister Hannah (Dewitt) who is reeling from the abrupt
 end of a seven-year relationship and finds solace in Tom's unexpected 
presence. A blurry evening of drinking concludes with an awkward sexual 
incident, made worse by Iris' sudden presence at the cabin the next 
morning. A twisted tale of ever-complicated relationships is set in 
motion with raw, hilarious and emotional performances from the all-star 
cast.
Starring: Emily Blunt, Rosemarie DeWitt, Mark Duplass, Mike Birbiglia.

