As the friends struggle to survive the Seamstress's relentless pursuit, they begin to uncover the dark secrets of the island and the curse that brought her into existence. It is revealed that the Seamstress was once a talented seamstress named Maria who was falsely accused of witchcraft by jealous townspeople. Tortured and killed before her innocence could be proven, Maria's spirit was consumed by rage and vengeance, transforming her into the deadly supernatural entity that now hunts the group.
As the friends delve deeper into the island's past, they realize that they must confront the dark forces that brought the Seamstress into being in order to put a stop to her rampage. However, as they race against time to unravel the mystery and break the curse, they must also contend with their own fears and doubts, as well as the growing realization that none of them may make it out alive.
Through twists and turns, the friends must come to terms with their own roles in the Seamstress's curse and find a way to put an end to the cycle of violence and suffering that has plagued the island for centuries. With time running out and the Seamstress closing in, they must find the strength to confront their own demons and face the ultimate battle for survival.