Noah Sylphy, aka Kaiser Yellow, one of the Kaiser Five, was looking for treasure with his friends. In the midst of this, Noah is attacked by monsters and encounters a monster who wields the sword of his companion Kaiser Pink and Aika Farrer. Worried about Aika's safety, Noah is probed by the boss of the monsters, Hansa. Hansa was Noah's opponent before joining the Kaiser Five, when he was a righteous bandit, fought and defeated, and had his body tossed around. Noah fights to get rid of the humiliation, but ... ［BAD END］