Return to your camp in enemy shells. The story of riding a cannonball is a short story in The Adventures of the Boatman. At the end of the story, Baron Min Xihao was afraid of being killed, and just as the enemy's shells were fired, he rode back to his camp on the enemy's shells. The Adventures of boas Masters is a fairy tale created and recreated by German Raspe and Gerhard Bilger according to the story told by German Baron Xie Yunyi Howard in18th century.