The Great Mage Returns After 4000 Years - Chapter 588Book 2

An unrighteous and a cold hearted man. a villain who struggled from the bottom to the top of society. to overcome his foes he chose to be ruthless and immoral.In a world full of cruelty Jon Hardy had no intention to hold back.A story of a man who traveled back to 1945 equipped with his knowledge of the future and his profound wisdom, Jon Hardy is determined to pursue his ultimate goal once again.

The world is terrorized by the powerful Black Witch who has been sealed in the moon. Every ten years, the night of Hexennacht arrives and a chosen witch must battle the Black Witch in hopes of finally defeating her.

As the current decade’s Hexennacht approaches, a mysterious girl named Kagami Kagami arrives and meets Horinouchi Mitsuru, the daughter of the previous Hexennacht representative.

It takes place between Kyoukai Senjou no Horizon and the City Series, two other series by the author.

In a fractured world ravaged by the collision of dimensions, humanity faces an apocalyptic threat from three fronts—vengeful ghosts from the past, sinister alien invaders from beyond the stars, and rogue artificial intelligences that have turned on their creators. Amid the chaos, a resistance rises, blending human courage with AI innovation to battle the horrors plaguing the Earth.Leading the charge is Elara Myles, a brilliant yet haunted survivor who holds a mysterious nexus device—one that connects to a realm between the living and the dead. As the veil between dimensions thins, Elara must confront phantom enemies and inner demons while uncovering the secret behind the Nexus—before it becomes humanity’s doom.With every heartbeat, the war intensifies. Ghosts whisper secrets, machines evolve with emotion, and the skies rain down terror. In Phantom Nexus, survival isn't just about fighting back—it's about understanding the enemy that once was us.