Bound to the Demon Lord

Aria seeks Ascension by Slaying a Partner. Her target, Damian Cain, a corrupted Demon Lord. Aria forces him to be her Cultivation Partner. Damian Cain discovers she is The Parting Sword. Aria becomes target of realms. To save Aria, Damian Cain becomes crippled, then restores powers. Aria stabs Damian Cain, fulfilling destiny. Damian Cain returns to mortal body. Aria's soul scatters. System 999 protects Aria's soul, rewinds time to their first meeting at The Burial Mounds.