"So it's possible. I thought only monsters could do it." Chen Yi said. "Humans can sign contracts with any other race. This is one of the advantages of human beings, otherwise they would not become the masters of the continent today." Austin said. "You all go out, I have something to tell her." Medusa said, looking at the mermaid who was only separated by a layer of glass. "Okay, then we'll wait for you outside." Chen Yi said, coming to Warwick, who was sleeping comfortably, woke him up and then a group of mermaids came out in a row.