C549 Powerful Escape Breaking Technique

"I'll let you die so that you understand. I can use ninja arts from the start. The so-called 'can't use ninja techniques' in this room will just be absorbed by 'Zero Tail'. In the beginning, my Fire Escape did not fail, but I successfully used it but it was absorbed by Zero Tail. "

"What's the difference?" Aren't you also not allowed to use ninja arts? "

"You are really stupid