Abandoned by his family to die in a nursing home, 88yr old Grandpa finds the fountain of youth. He fulfills his lifelong dream of becoming a hit man, starting with the basketball coach who molested his 15yr old, awkward grandson, Max. The intoxication of the mission gets it's hold on him so he enlists Max to develop an app for people to point the finger at those deserving to be his next target. A new friendship is born out of their illicit endeavor. But he soon finds out that killing is not an old man's game and dead bodies are hard to carry.