Apocalypse Side Character: My Loyal Bodyguard Is the Zombie King

(The rating just came out, but it’ll rise later) [Transmigrate into a book + unapologetically satisfying + never take abuse + infinite space + sweet romance + powerful secret identities + supernatural abilities + both devoted to each other + equally matched leads] Wen Chu transmigrates into a book, and from the very start she finds herself in the middle of the male and female leads making love. How thrilling! What? She stole the male lead’s spatial ring and spirit spring water! She awakens the only control-type supernatural ability on Blue Star. What? She also stole the female lead’s mutated blueberries and mutated crystals! She becomes a Level Four ability user early in the apocalypse, invincible on Blue Star. So what? She’ll steal from them again next time! Why is the male lead acting so strangely? Why does he keep pestering her instead of the female lead? And the loyal bodyguard by her side is looking at her more and more strangely, too. What? He’s actually the max-level villainous powerhouse in the book, the kind who can destroy the world. Later, he even becomes the Zombie Emperor for her sake. She is no longer afraid, only heartbroken for him and full of love...