The series centers around Frank Castle, who was previously featured in the "Daredevil" series. The character is portrayed by Jon Bernthal, whom you may remember from The Walking Dead. Frank, who takes on the name "Punisher," is an antihero fighting crime with lethal methods. After his family is killed by the mafia, he begins to hunt down criminals at any cost, using his unique methods. He justifies torture, kidnapping, threats, and all forms of killing in his quest. He quickly becomes a recognized figure in the criminal underworld.