

Harold and daughter Demi are critically injured in a riot,with Demi fighting for her life. When the hospital faces a Type A blood shortage, his wife Violet signs away the life-saving blood to save Jack, son of her first love Nate, who claims the boy has leukemia. She abandons her dying daughter without hesitation.Heartbroken after six years of devotion, Harold resumes his hidden identity as heir to the powerful Summit Group. He saves Demi and disappears. Finding Harold's abandoned phone filled with loving messages and final farewell, crushing regret overwhelms Violet.

As the apocalypse strikes, humanity faces destruction.Some betray their kind to side with invading monsters, while others fight to protect what remains. Under Milo Fairfax’s leadership, Vera Lovell, Lou Goodwin, Clara Lyle, and other gifted individuals unite, combining their powers to defend their home—and succeed against overwhelming odds.