The Men at Her Feet - Chapter 60 - Love That Runs Deeply In His Bones.

This novel is about Chen Feng, a down on his luck kid of unknown origin, and the famed trash of a backwater sect. He is so unlucky, he even ended up getting struck by someone else’s Tribulation Lightning. And yet, maybe not.

For when the Tribulation Lightning descended upon him, it triggered something that he had been carrying with him all this time, granting him a cultivation technique so powerful, it would turn his world upside down.

Seventeen-year-old Hajime Nagumo is your average, everyday otaku. However, his simple life of pulling all-nighters and sleeping in school is suddenly turned upside down when he, along with the rest of his class, is summoned to a fantasy world!

This is the story of Long Yi, who was killed because he took revenge for the girl he loved. Before he dies, a strange lightning carries his soul into a different realm. How will he live, when the first thing he noticed upon arrival is that, the man whose body he possessed is raping the country’s princess?

- Description from Novelupdates

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.