During a visit to the British Museum, Xiuyue Ren Shimeng encounters an astonishing number of Chinese cultural relics. Upon seeing Shimeng, the artifacts one by one take on human forms, expressing that they have been stranded in a foreign land for many years and hoping Shimeng can help them return to their homeland. Faced with these national treasures lost abroad, Shimeng decides to take a daring risk and lead them in escaping the British Museum!