A vessel is a container. A Dragonblood Vessel is a container for dragon blood. In the Tuo She Dao Realm, only a person can be a Dragonblood Vessel.
This container, unknown to everyone, has always been tied to the end of all things. It was the Dragonblood Vessel named Zhang Haotian who brought about the end of the Dao Realm, or rather, its extinction.
This is the final tale of the Tuo She Dao Realm. In this era of endings, more than one great hero was born, and more than one celebrated story was told. And the stories of the Dragonblood Vessel at the heart of those whirlpools, the secret histories unknown to all, will now be recounted one by one by this storyteller, Lei Jian Mo Dan.