Ordinary clerk Yu Xiao’an is betrayed by his girlfriend and boss. He awakens the rare Immortal Farmer Physique and joins an immortal cultivation chat group. Protected by his mysterious neighbor Liuxingyu, he advances from Qi Refining stage and fights desperately against demons. When Demon Lord Midos descends, Liuxingyu’s true identity from a hundred thousand years ago is revealed: she is Willow God, guardian of the World Tree. Finally, Yu Xiao’an uses the power of his Immortal Farmer Physique together with the World Tree’s purifying force to destroy Midos and save all realms.