MTL - Lord of the Mysteries - v6 Chapter 86 The secret waiter (the first monthly pass in March)

“Kind? What’s kind about it? Taking on such quests isn’t being kind. It’s just being a pushover. A total pushover.”As the voices faded behind him, Kai glanced back at them.Me? A pushover? No way.[You have performed a good deed for an NPC in trouble.] [+1 Benevolence.]A reward given for doing a good deed?!Calculative, yet compelling enough to continue doing good deeds whether it’s healing or dealing damage.The Healing Solaris Cleric, Kai’s, journey to conquering MID Online!

A man is reborn into the world of Avatar: The Last Air Bender as a waterbender from Katara's tribe. Best of all, he was the same age as her, and he had a system with him to help.He knows the future and a system that lets him continuously get stronger by completing quests or long-term missions, as well as giving him the ability to copy abilities from others for himself. He will become invincible in the world of Avatar, even more so than the Avatar himself.

For the man’s promise, Xiao Chen returned strongly, the bodyguard of the body of the beauty president, sweeping the enemy of all directions, composing the legend of the king!

- Description from Uukanshu (translated)