The central hub of the underground sewer system had a gaping hole in the middle, swallowing the streams of water flowing in from multiple directions. Above it, a mess of rusted steel structures stretched across the space. It was a half-assed attempt at building something functional for maintenance workers.0

This wasn’t a proper bridge, but a flimsy, makeshift set of steel beams slapped together because whoever was in charge had been too cheap to do the job right. With a width so narrow that standing with both feet side by side barely left any room to spare, it was debatable whether it even qualified as a bridge at all. But to Do-Jin, the fact that it looked like it could collapse if someone sneezed too hard was certainly a blessing.0

I was worried it might be a pain to bring down, but this thing’s practically begging to kill someone.1

While his pursuer wasted time wandering in the wrong direction, Do-Jin used the opportunity to set up his battlefield. Climbing up and down the slick, moss-covered ladders, he rigged the central hub and every possible enemy entry point with an obscene number of mana bombs.0

It was the kind of setup that screamed “waste of money” in the worst way possible, but he couldn’t care less. He dumped everything in his inventory to turn the entire place into his domain. This fight wasn’t just another obstacle. It was the biggest crisis he’d faced since returning to his past self, so he was going to throw literally everything he had at it.0

“Ooooh! I’ve never seen a structure like this before! This is a naturally formed sinkhole with man-made scaffolding built over it,...0