Charlotte Maier

A lawyer decides that she's used too much like a nanny by her boss, so she walks out on him.

A woman begins to suspect that her home harbors a dark secret.

A boy witnesses his parents' murder and is sent to an orphanage, where his sister is adopted and he is left behind, being abused by using a mask. Years later, he returns to her life, still masked, wanting to teach her a lesson.