Netto Hikari (a.k.a. Lan Hikari) and his Navi MegaMan.EXE are back in a new adventure! After defeating the sinister World Three (WWW) and their leader, Dr. Wily, Netto and MegaMan have made the Internet safe once again. But a new Internet terrorist group, led by a mysterious new Navi named Gospel, have begun to spread chaos and fear throughout the Net! Netto and his friend Meiru, Dekao, and Yaito must get to the bottom of their plan and stop them before the Internet is deleted!