She keeps a cold face to everyone, but is as gentle as water to her friends. Her parents divorced when she was a child, and she has never enjoyed happiness. She once again had no choice but to run away from home and was taken to another world by a "thief" with her friends. Every world is pursuing peace. On the surface, this world is harmonious, but various countries are intrigues and interconnected. The two of them inexplicably became the princesses of a country, and were involved in this war of love, friendship, family, power... Who lives and who dies? Who separates who?