"Your Sister's Sister" is a 2011 indie comedy-drama directed by Lynn Shelton. The film follows Jack, who, a year after his brother's death, is sent to a remote cabin by his friend Iris to help him cope. At the cabin, he unexpectedly encounters Iris's sister, Hannah. After a night of drinking, complicated emotions arise when Jack and Hannah share a romantic moment. The film explores themes of grief, family dynamics, and the complexities of relationships, showcasing how the characters navigate their feelings and connections with one another.

"My Sister's Sister" was filmed primarily in Washington State, particularly on Whidbey Island. The picturesque island setting plays a significant role in the film, contributing to its intimate and reflective atmosphere. The film, directed by Lynn Shelton, showcases the natural beauty of the area, enhancing the story's themes of relationships and personal growth.

"Your Sister's Sister" is rated R primarily for strong language and sexual content. The film features frequent use of profanity, along with discussions and depictions of sexual situations and themes that may not be suitable for younger audiences. The mature content reflects the complexities of relationships and emotions explored in the story, which centers on love, grief, and family dynamics. The rating helps to inform viewers about its suitability for different age groups.

There is no movie titled "Sister Sister" directly related to the film "Your Sister's Sister." "Your Sister's Sister" is a 2011 independent romantic comedy-drama directed by Lynn Shelton, featuring characters navigating complex relationships. On the other hand, "Sister, Sister" is a popular 1994-1999 television sitcom starring Tia and Tamera Mowry as twins separated at birth who reunite as teenagers. While both share the theme of sisterhood, they are distinct in terms of format and storytelling.