During a total solar eclipse, three children are born simultaneously in a small town. Ten years later, as the trio approaches their birthday, they exhibit increasingly disturbing behavior. Debbie, Curtis, and Steven seem like typical kids on the surface, but they harbor a darker nature unknown to their community. Unexplainable accidents and incidents start to plague the town, causing unease among the residents.

One local teenager, Joyce, along with her younger brother Timmy, begins to notice the unusual circumstances surrounding the escalating chaos and grow suspicious of the three children. As Joyce investigates further, she discovers unsettling truths that challenge her perceptions of innocence. Faced with a terrifying realization, she must find a way to protect herself and her brother from a mounting threat. The ensuing tension between perceived normalcy and hidden malevolence drives the plot forward through a series of chilling events and confrontations.