MTL - Reborn In the Tokyo Bubble Era - ~ About the update and the plot, explain

As he woke up, Wei Xuan realized he returned to the day when the apocalypse had just begun. Wei Xuan, who had a second chance at life, immediately decided: not to go to a survivor base, and not to return to human society, instead, there is only one thing he wants to do now. Find the half-zombie Du Hang, and live with him in the city full of zombies, farming and living together until old age. Wei Xuan, who stayed in the zombie city after being reborn, unexpectedly found out that zombies are not as terrible as humans think…

- Description from Novelupdates

Our protagonist, Xu Yi, is born with a silver spoon in his mouth, able to live a happy and worriless life. However, he wasn’t able to enjoy this life for long, as the revenge of his family’s enemies quickly caught up to him.The enemies are much more powerful than Xu Yi; therefore, he has no choice but to be obedient. However, forbearance is not always a good policy. The enemies take advantage of his passiveness and bully him even more. These little sparks of anger have finally become an uncontrollable fury for Xu Yi, compelling him to seek revenge.

Raymond wakes up in an unfamiliar world, inhabiting the body of a 15-year-old boy who shares his name. In this realm, one's profession defines their destiny, but the boy Raymond now embodies had recently failed to awaken any profession, facing a future of obscurity and ridicule. Confused yet determined, Raymond discovers a mysterious system panel exclusive to him. This system grants him the ability to awaken multiple professions, each unlocking unique powers and skills. However, to access these professions, he must complete specific awakening requirements, setting him on a path filled with challenges and quests.Embarking on his journey as an adventurer, Raymond traverses vast landscapes, from enchanted forests to ancient ruins. Along the way, he confronts formidable foes, solves arcane mysteries, and forms bonds with a diverse cast of characters—fellow adventurers, mystical beings, and even former rivals. Each trial not only enhances his abilities but also unravels secrets about the world's hidden truths and the origin of his unique system.Through trials and tribulations, Raymond transforms from a boy deemed a failure into a legendary figure whose actions could reshape the fate of the world. His journey is a testament to resilience, the pursuit of self-discovery, and the profound impact of the connections made along the way.

An advertising director is reborn in 1988 Hollywood as an eighteen-year-old blond-haired westerner named Eric Williams.