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Watch South Mountain online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.

Lila (TALIA BALSAM) has built a fragile tranquility in the Catskill mountain home she shares with her husband Edgar (SCOTT COHEN) and their teen daughters. Soon after the girls leave for summer adventures, Edgar reveals the birth of a child with another woman leaving Lila to a season of explosive loss and reconfiguration. Lila lashes out - exploring the light and dark corners of grief, anger, and desire through her friendship with a younger man (MICHAEL OBERHOLTZER). As Lila's world overturns, those who count on her likewise come undone.