Record of Strange Tales from the World

Do you believe in fairy tales from another world?

Shi Yu doesn't, but one afternoon he meets a demon who claims to be his younger brother.

The demon promises to take Shi Yu to see the elves, but doesn't mention that the price is being trapped in another world.

There, Shi Yu happens to meet Su Xiaotian and Shen Muyun. Can they escape back to the real world?