Chapter 2227: A Warning from Du Yin

First Prison City. Back in the ancient era, it had been built by the Di Ting clan. A First Prison Envoy had been appointed to govern it. Besides First Prison City, there was also Last Prison City in the far north, held by the Northern Ancient Lineage. Titus Xiao and the others followed the pinnacle expert, An Yin, through a teleportation array and arrived at First Prison City. Unlike Hidden Prison City, First Prison City's layout resembled an enormous cage. Standing there felt like being locked...