Before The Birthday

When an abnormal child is accepted into the Damnien family, one of the richest familys. The child experiences changes.things that happen to make you wonder , what's her problem?
And why was she in a foster . who are her real parents and whats ganna happen next?
As relationships grow stronger and some are torn to shreds, and as for the survivors who's ganna die next?
(Might contain foul language and adult content)