Toward the end of the season, Clay pretends to have a gun and walks into police headquarters, trying to commit suicide by cop. ... He and his friends decide to bury the box where Clay first listened to his tape. Clay ends the season by heading off on a pre-college road trip with Tony (Christian Navarro).

What does Clay Jensen suffer from?

Clay has been suffering from PTSD, Monty being the star of his recurring nightmares.

Is Clay crazy in Season 4?

By the fourth and final season, Clay has a full mental breakdown as a result of a combination of troubling factors. Not only does he routinely have intense nightmares featuring the now-deceased Bryce and Monty, but he also hallucinates them during his waking hours.