

Three years ago, in an unexpected encounter, Jude Miller cured the insomnia of Ethan Gray, the CEO of Gray Corp. This led to an agreement for them to get married. However, three years later, Jude finds herself expelled by her malevolent mother-in-law and Ethan's mistress. While Ethan cold-heartedly watches Jude suffer, little does he know about her true identity...

In 2287, humanity is extinct, and Earth belongs to vampires and werewolves locked in a century-old war. When vampire archivist Veyra discovers a preserved human skeleton and a forbidden biology textbook, she begins questioning everything her kind believes about the past. Meanwhile, werewolf scout leader Elon learns that his sacred symbols are actually relics of human civilization. Their investigations lead them to the Dead Zone, where they uncover a terrifying truth: humanity vanished in a single, unexplained moment. Hunted as heretics, Veyra and Elon must join forces with a mysterious AI to uncover the truth behind humanity's extinction before history repeats itself.