She was the clan chief's younger sister in the Divine Realm Zero Boundary, and could have grown up carefree under her brother's protection. But one day, the princess changed her life, changed everything. She took her brother's place, all to avenge the person she loved before the mark disappeared. But she never expected him to appear. Why had her wholehearted devotion brought her pain that pierced her heart more deeply each time? And in another realm, someone was quietly drawing near...