Marionette Ending Explained [SPOILER!]

SPOILER ALERT: the following article contains massive spoilers, including the ending. If you have not yet seen the movie, proceed at your own risk, or better, come back to this article later!

SPOILERS AHEAD

Marionette Plot Summary and Synopsis

A therapist loses her grip on reality when a ten-year-old boy claims he can control her future.

Source: Wikipedia (CC BY-SA 3.0).