Pac-Land is under panic when a mysterious miner named Dig Dug pops down from the sky, telling Pac-Man and his family that his world is under attack by monsters. Mappy, Pac-Land's street-smart police sergeant, decides to help, where he and Dig Dug soon find out that notorious cat crime lord Goro has been teaming up with a mysterious alien force that is releasing floods of monsters into both their worlds. The solution is to get up to the mothership and shut it down, but will they be able to pull it off?
