Codenamed "Ghost," he is a living legend who emerged from the harshest battlefields on earth and is the ultimate weapon that terrifies all enemies. When the smoke cleared and the legend came to an end, he chose to shed all his glory and killing power and return to the sea of humanity.
Gu Xunchuan, the owner of a teahouse called "Buwen", just wants to soothe his scarred body and tired soul in the fragrance of tea and books. He thought he had left the past behind but trouble kept coming uninvited.
When the greedy hands of the business giants reached out to his last shelter, when the shadow of the former battlefield once again enveloped the neon lights of the city, his peaceful life was completely broken.
It turns out that the city is not a paradise, but another more complex jungle that follows the same cruel laws.
He didn't want to start another dispute, but someone always forced him to pick up the butcher knife again.
So, everyone in this bustling city has no choice but to remember the horror of "ghosts" again.
When the teacup and the gun confront each other, and when the chess game turns into a battlefield, he will let the world understand that the sleeping tiger is still the king of beasts.
