The Insider System - Chapter 2: Please just walk

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

Avery Asteria was far from having anyone's dream job. Family circumstances had him drop out of school and flying around the expanse of space looking for treasure among the discarded trash in an old ship his father had been restoring. It was far from glamorous work, but it was all he could do to earn the money he needed.He was not the only one looking for fortune among the stars, though. One day a score that looked too good to be true led to a run in with a band of pirates. With some quick wits and a bit of luck, Avery managed to escape the worst, but he ended up missing out on collecting the valuable salvage he had his sights on.Having lost a large chunk of his gear in his flight from the pirates, Avery seemed to be truly at the end of his rope. However, a twist of fate led him to discovering an experimental vessel that had been lost to the far reaches of space.With this new ship in his possession, his prospects were looking up. It had everything and more than what any spacefarer could want. And Avery was going to use it to become the leader of the greatest band of mercenaries in the galaxy.

One day, I was given the mysterious power of Hwanmong.

"When will people understand.... I'm only half insane?"