In a future where everyone owns a personal exploration terminal--PET for short--convenience is at your fingertips. With PETs, humankind is connected to a network that allows instant communication and handling of every day needs. But with the latest upgrades, network viruses have also flourished. Lan and his extraordinary network navigator MEGA MAN.EXE are skilled computer operators who hack into the expansive network world and battle network crime. Join the adventure as they face the mysterious criminal organization called World Three (WWW), and fight off an assortment of hackers and viruses in real time. Collect Battle Chips that contain valuable weapons and critical system data that will help with upcoming battles. Get ready for an adventure of virus-busting proportions!