What is certain is: 1. The male protagonist was finally possessed by the "Black Widow"; 2. The girl who killed the family was possessed by the "Red Devil".
What is uncertain is: 1. The eldest son Dalton was possessed by someone in the end; 2. The male protagonist was possessed by someone at the age of 8; 3. The girl is the "Black Widow".
Combined with the sequel, the possibility of 1/2. is basically ruled out, but the basis for supporting the two views has not been explained; 3. The girl should be the mother of "Black Widow", and may be called "Marilyn".
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