I owned a pirated version of C64 Spy vs Spy (don't judge me: nobody owned legit versions of any C64 games in my country) and I never figured out what you were s

I owned a pirated version of C64 Spy vs Spy (don't judge me: nobody owned legit versions of any C64 games in my country) and I never figured out what you were supposed to do. I understood it was about setting traps for the other spy, but what the overall goal was eluded me. And I didn't even know it was based on some obscure comic or cartoon.