How far in demo did you make it?

[Zhuangzi]

Originally Posted by Kemot722

I stopped at lvl 4. I can't find one guy (Archon? in forest) and I don't know yet how to defeat power of ring from Rina-zombie. I start again from save state with lvl 2 and I try to find another way to complete the missions - for example I bought a cow for Royal Thorn this time without fight this strong plant. I want to use more diplomacy

You need to remove the curse from the ring. You do this by right clicking on it in the hero menu. Then you fight to uncurse it. This fight is quite easy.