Nanbo Prison is the largest prison in Japan, built on an isolated island, and houses extremely vicious and dangerous inmates. In the long history of this prison, no prisoner has been able to break free from this thick wall. Shuang Liuyi (voiced by Guan Zhiyi) is the chief warden of the 13th Prison, also known as Nanbo Prison
Nanbo Prison is the largest prison in Japan, built on an isolated island, and houses extremely vicious and dangerous inmates. In the long history of this prison, no prisoner has been able to break free from this thick wall. Shuang Liuyi (voiced by Guan Zhiyi) is the chief warden of the 13th Prison, also known as Nanbo Prison