Interestingly, in the labyrinth, you can see more than what you can interact with – that is, a tunnel is visible on the screen, but the cursor doesn’t highlight it – as if there’s a fog of war. But as soon as you get closer, everything becomes clear.

Added after 41 minutes
I’m continuing on.

I defeated two hundred archers near the witch’s dwelling – it was worth it – I got Dark Magic, which I’ve been waiting for a long time. Now I just need to find a nice set of “mind control” spells.