An undefeated immortal from three realms go to Earth to meet the mother of his daughter who they conceived when the immortal wandered into the woman's dream.

Zhang Xiaofan, who was tragically orphaned overnight, was accepted as a disciple by Qingyunmen. After five years of hard training, he excelled in the martial arts of the Seven Vessels of the Mastermen. Senior sister Lu Xueqi was in danger and met Baguio, the woman who rescued the demon sect. At the same time, new dangers were also waiting for him.

After the capture, Hajime was worried about the farewell to Miu that would occur when the trip resumed. Hajime and his friends were talking about "The Seven Great Legends of Elysen" as a memory before they left for the trip, but all of them were missed. However, in the final seventh adventure, he encounters a mysterious giant creature and is blown into the world of a devastated city! Hajime, who started to search for the stray Mew, fulfills a miraculous encounter there.