[Zombies] [Comeback] [Power System] [Strong Heroine] [Reverse Harem] [World Collapse] [Revenge] [Cheating] She was betrayed and killed after the man she loved pushed her toward a zombie so she would die and he could save himself. Then she comes back to life with the Cashback System and unlimited storage space. "Revenge, survival, and taking advantage of men, that’s all I’m going to do now. I’ve been given a chance, and I’m going to make it."Jessica returned three days before the world collapsed, and with her special skills, she seeks revenge and strives to become the ruler of a crumbling world governed by men and greed.