Looks like a copy of Ravenfield: https://steelraven7.itch.io/ra...
Was this what it was based off?
Answer to your Question
The Game is Based on Call of duty zombies! Its not my think but people thinks!
Maqsoom(Developer of Likerfield)
If you want help, I could help you. You would need to give me a e-mail, steam account, or something like that for communication though.
My Email:- firstname.lastname@example.org
private massage me on gmail!