Watch Online Free on Watchseries. "Smart Guy" Kai, a sharp-witted problem solver entrenched in the mafia world, has spent most of his life as a criminal. He's skilled with words, has all the money he can ask for but is uneasy with the life he leads. After a pivotal arrest and unexpected encounters behind bars, he’s given a chance to redefine himself, emerging from the underworld to pursue a new path as a private investigator.