Adam 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

Adam Plot Summary and Synopsis

Awkward teen Adam spends his last high school summer in New York City with his sister, Casey, who throws herself into the city’s lesbian and trans activist scene.

Source: Wikipedia (CC BY-SA 3.0).