It was a Naksan running routine where there was no room for body fat to accumulate.

From the very beginning, there is a scene of running up and down the slope of Naksan.

It looked really intense, enough to take your breath away.

It was also chilling to see the people around him surprised to see him change out of his sweat-soaked clothes and run again in the middle of the race.

It turns out that the claim of not giving body fat a chance to build up isn't just a slogan, but an actual routine.