Three days passed by in the blink of an eye. After grinding with everything I got, a golden beam landed on my head and increased my level to 180. At that moment, I felt like I was ascending to the heavens!

……

It was time to complete my seventh class promotion quest, so I returned to Sky City and went through the teleportation formation, teleporting directly to my mentor’s home, the lair of the Bone Soul Rinser. It had been quite some days since I visited my bony mentor. I wondered how he was doing right now.

Swhoosh!

When my vision cleared up, I saw Rinser standing motionlessly in the middle of the snowfield. His head and shoulders were covered in snow, and he seemed to be deep in meditation.

I was a good man who respected his teacher, so I waited for him to finish his meditation instead of disturbing him. However, ten long and boring minutes later, I suddenly heard a snore from the skeleton. Blind rage immediately overtook my brain. Goddamn motherfucking sonuvabitch! He was sleeping, not meditating! What a complete waste of my time!

"Mentor!"

I immediately shouted...