Walter is just an ordinary guide. He thought he could be matched with an ordinary sentry and spent his entire service life, but he ended up being matched with Oscar, the most cold-faced and unpredictable top sentry.
When they met for the first time, Oscar let out his spiritual body and wanted to give Otto a showdown, but it turned out that Walt wasn't afraid at all.
"You're not afraid of my Styx jellyfish?"
"It turns out to be Styx jellyfish. I thought it was kelp too."
Walt saw Oscar gritting his teeth for the first time, and he felt like he was in big trouble.
Purpose: We can cut off gold with profit