Using cheat engines or modifying game data can potentially harm your game save or computer. Proceed with caution.
Exploiting Vulnerabilities in Parasite in City using a Cheat Engine parasite in city cheat engine
Go back to the game and change that value (fire a shot so you have 9 bullets). In Cheat Engine, type "9" and click Next Scan . Warning: Using cheat engines or modifying game data