After staying up late for two days and working overtime for three days, Liang Chenyu collapsed at his workstation with black eyes. When he opened his eyes, he found that he had traveled to the world of Resident Evil Complex and became a researcher in Area C of Umbrella in Raccoon City. Not only was the owner of this body, he was also the fifth surviving experimental subject in Wesker's plan, Mercer Wesker.
In order to survive in Raccoon City, Mercer prepared the serum based on the memory of the original owner. Fortunately, his golden finger finally arrived the day before the Arklay Mountain incident. The black light virus was given as a gift in the novice gift package, but the fusion of the virus took three months. In order to survive, Mercer was directly injected with the black light virus. Two months later, Mercer was awakened early in Spencer Hospital in Raccoon City...