People are being cruel to new players

[Almalexia]

enmity [...] MAYBE they don't know what that means and why they need to do so.. because playing the game solo you don't need to worry about ANY of that.

I've never done GLA class quest, but doesn't the NPC in the lv.10 class refuse to heal you if you don't keep control of the mobs?

Also,

Increases enmity in all nearby enemies.

You can surely put the pieces together.