Till you Last Windows, Android game
Youre Tasked as a Covert Immune Cleanup Crew for a fallen Underground Facility/Shelter of the Largest Pharmacy Company that were researching the infection, they have been overrun by the infected during the Apocalypse and then Sealed to prevent further...
Facility Shelter Of The Largest Pharmacy Company You Re Tasked Covert Immune Cleanup Crew Largest Pharmacy Company Zombies Underground Tunnel Arsenal Available
Source: moddb.com