On his first day as a security guard, Diego Martinez is assigned to the night shift at the Hospital Regional. On his rounds, he notices the hallways can be unsettling at night until he accidentally notices he’s trapped inside the morgue.

A depressed, and often manic, puppeteer leaves home to do another day of penance, trying to absolve the tortured memories of a drunken night when the monster that dwells within him was unleashed.