Harry taught him the code, which he continued to live by as an adult Once Dexter began to kill, Harry worked hard to create a framework for his adoptive son to work within that, if he followed it ...
It was revealed in the original show he was institutionalized, so he likely spent most of his childhood in a facility, but as an adult, he would’ve had close to 20 years to find Dexter.
Dexter: Original Sin will take audiences back in time to find out how the man became the monster — er, the monster-slayer — in the Showtime thriller. With new characters being introduced in ...