Princess Rei, exiled from her homeland, disguises herself as a man to stay hidden, fleeing with her friends and loyal retainers, Tatiana and Fine, from relentless pursuers. However, during their escape, they are captured by ruthless bandits. To protect Rei, Tatiana and Fine offer themselves, only to be taken hostage. Rei, deprived of the royal emblem that marks her as the rightful heir, is left with no choice but to comply with the bandits' demands. Forced to work as one of them, Rei begins a solitary struggle, determined to rescue her friends, reclaim the stolen emblem, and escape from this prison.