I'm in Delta Force, So What the Hell Is Umbrella Corporation?

College student Li Wei found the Tear of the Ocean but died before he could put it in his secure container. Furious, he transmigrated into Delta Force, only to discover that this Delta Force world was just a tiny bit different from the game he knew…

…

“I noticed three problems as soon as I got here.”

“First, why is there an Umbrella Corporation in Delta Force?

Second, why is everything infected with the T-virus?

Third, what do you mean I'm Leon's human vessel?”

When Resident Evil invades the world of Delta Force, Li Wei gains Leon's physique. See how he freely makes his way through the Resident Evil version of the world of Delta Force, in a story packed with thrills.

(The worldbuilding follows the author's decisions. Anything that differs from the game is the author's own addition.)