Dryad System: But I Look Like a Wendigo?

Lief was transmigrated into a new world with a strange system. Instead of the typical [STR], [DEF], [HP], [MP] stats used by RPG games, he got [Vitality], [Forest Size], and [Absorption Speed]. Lief: What system are you exactly? System: I'm a Dryad System, also called the Forest Guardian System! Lief: (Looking at his monstrous appearance) ... Lief just wanted to get a skill that let him hide his appearance so he could live peacefully with his friends without having to worry about the knights who constantly try to slay him because of his monster form. «Note: Not actually a wendigo, MC only looks similar to one»