In a future not too far away, peace is shattered when a mysterious army led by someone resembling Proto Man causes chaos across the globe. Suddenly, Dr. Light is kidnapped, leaving behind only a note and a yellow scarf as clues. Mega Man is puzzled by his "brother's" actions but knows he must act quickly to rescue Dr. Light and restore order. Armed with an upgraded Mega Buster, thanks to the brilliant Dr. Cossack, Mega Man is ready for action. Dr. Cossack not only enhances Mega Man's gear but also introduces him to a new feathered friend named "Beat" to help on this daring mission. With Dr. Cossack as his guide, Mega Man embarks on an epic quest to uncover the truth and save the day!