How to enable perks in quest mode

Hey folks!
I recently got stuck on my usual achievement hunt for the game Crimsonland on steam. Especially the quest mode can be very luck dependant. Here is how I solved that problem:
How to enable the perks in quest mode:
- Start a quest game
- Press Escape (ESC)
- Enter ‘grim’ – each correct character will make a sound
- Enable the perks
- That’s it!
I know I know, it feels a little like cheating. But a few achievements feel impossible without certain perks. One achievements requires you to clear every level on normal WITHOUT GETTING HIT (or at least having full life at the end of the level), just Imagine how hard that would be on this level: