You don't need to extrack the zip folder. Just open the zip folder and follow this instructions: (very easy tbh)
SomeoneStoleMYLUNCH-1.0-pc -> Click 2 times "SomeoneStoleMYLUNCH.exe" or if you have 32 bites in your PC click 2 times "SomeoneStoleMYLUNCH-32.exe"