The Punisher takes on the Shadowmasters! But will this team of ninja assassins end up becoming Frank Castle’s allies?

Punisher takes a break from hunting Iris Green and goes to Japan after being invited by a world renowned martial arts master Hatsu Yakamoto. He heads to the village where the martial artist is suppose to live and ends up being attacked by a member of a group called the eternal sun. Later on Frank and the martial arts master and his students get into a fight with the eternal sun defeating them. Castle and Yakamoto and his students decide to go after and end the eternal sun.