It's Time to Show Off, Stop Pretending, I Am the Almighty Soldier.

The soul traveled through a parallel world and became a rich man who became a soldier in order to chase women. He starts out weak and sickly, and will be eliminated by the company of new recruits within a limited time. The training system appears at this time, and as long as you train, you can continue to become stronger. "Ding, congratulations to the host. Completed physical training, physical fitness +1!" "Ding, congratulations to the host, you have completed the sprint training and your speed is +1!"