A couple who recently lost their baby decide to adopt a 9-year-old girl named Esther. However, they soon discover that Esther is not as innocent as she seems, as she begins to exhibit dangerous and manipulative behavior. As they delve deeper into Esther's past, they uncover a dark secret that puts their family in jeopardy.

A ruthless con artist targets a wealthy European household, but her calculated scheme hits an unexpected snag when someone discovers her dark past and vows to expose her true identity.

After orchestrating a brilliant escape from an Estonian psychiatric facility, Esther travels to America by impersonating the missing daughter of a wealthy family. She infiltrates the family and tries to separate the husband from his wife, all while hiding her true identity and dark intentions.