The Most Powerful System of Special Forces

Duan Tian, an otaku in the 21st century, once traveled through time, became Duan Tian, and obtained the strongest system. He knew that this was the world of Fire Phoenix, but slowly he discovered that this was not only the world of Fire Phoenix, but also many other worlds such as Lone Wolf, Red Blood Cell, and Fire Blue... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.