The Callahans, in particular, were petrified.

They could not believe that James, the useless son-in-law of the Callahans, would be the world-renowned Black Dragon, the guardian of Sol.

They found it hard to connect the dots.

Time passed.

Clack! Clack! Clack!

The sound of leather boots could be heard inside the hotel.

A man in the Black Dragon robe walked out.

The Black Dragon robe was pitch black. A lifelike black dragon was carved on it, and there was a five-star badge on its shou