Perfect World: The Xu Family's Imperial Daughter

In the vast, chaotic age of antiquity, immortal bones lie buried in the wilds. The age's greatest prodigies have all been laid to rest. Who will endure forever? The Boundary Sea is treacherous, emperors fall and the world grieves, the myriad heavens collapse beneath the setting sun. A lone soul from another world arrives in the chaotic age of antiquity and becomes Xu Xiyue, the current imperial daughter of the long-lived Xu Clan. She commands reincarnation and wields the power over life and death. She can reverse the river of time and sever the karma of ages past. In this dark era, who will rule the tides of fate? Who can achieve immortality? Who will be the ultimate arbiter? [Female protagonist, eventually becomes a one-on-one romance. Do not read if that's not your thing.]