Harry Potter and the strongest warlock

In a world where ancient powers course through ley lines and warlocks rule with iron fists, Megan mar'orz exists as an enigma. Possessing cosmic powers that dwarf even the most potent magic, she drifts through the mystical realm of Warlock, her true origins shrouded in stardust. But a brewing cataclysm threatens to unravel reality itself, a shadowy entity consuming not just magic, but the very essence of existence. Megan, her heart scarred by a past she refuses to confront, finds herself inexplicably drawn into the heart of this conflict. Her extraordinary abilities are the world's only hope, yet her mysterious nature and deep-seated reluctance to connect with others may be its ultimate downfall. Can a being of such unfathomable power overcome her own internal demons to save a world she never truly felt a part of?