C502 Recruiting Martial Emperors(2)

"For decades, there were a few old guys who suddenly disappeared. A few months later, they appeared in the prison cell again, looking muddle-headed. They seemed to have been tortured quite badly. However, there is a special kind of life force in his body. It is not something that can exist in the Void Essence Realm! "

The Void Essence Realm seemed to be full of life force