Playing Airbender (Legend of Korra SI)

Suddenly, a young man discovers that he is a police cop in the world of The Legend of Korra. With the revelation that he is an airbender, he attracts a lot of attention, along with the troubles that come with it. To bring his journey to a conclusion, he sets out on a quest to reach the maximum level and complete the game he believes he is in. How would this adventure end?