The story continues with Wuba after he parts way with his human parents Tian and Lan for his own journey. Peace has not been restored in the monster world after the death of the evil monster king.
Wuba is on his own journey through the monster realm. The darker forces of the evil monster king are in search for Wuba. Peace is not restored in the monster world. Wuba meets Tu and BenBen, a human-monster team, and they rescue Wuba multiple times. Meanwhile, Huo and Song are in search of Wuba and reach Monster Hunter Bureau. They get their weapons upgraded and find new friends. In the end, all of them fight, rescuing Wuba from the evil monsters. Finally, Wuba is reunited with its family.