Feral 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

Feral Plot Summary and Synopsis

The mountains of Oaxaca harbor the remains of a ravaged and burnt shelter, once home to a psychoanalyst priest who used it to look after savage children, trying to re-integrate them into society. Through videotape diaries and interviews, the truth of what happened is shockingly revealed.

Source: Wikipedia (CC BY-SA 3.0).