Shipwrecked and alone on a remote tropical island, Jenn must fight for survival against a deadly presence that emerges each night. With no escape from the island, Jenn must use all her strength, cunning, and courage to outlast the elements and evade the malevolent force that stalks the jungle. But as the days pass, Jenn's waking nightmare inexorably grows into terror when she discovers she's not alone on the island. A pulse-pounding thriller from the producers of The Purge franchise and FOGE.

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Some movies that have similar genres and were produced around the same time as Sweetheart include Talk to Me, Sympathy for the Devil, Men, Speak No Evil, The Menu, Split.