Sword (剣, Ken) is the 7th chapter in the series.
Thors is informed about his Thorfinn's churlish behavior with the other kids. Meanwhile dissatisfied plain wooden swords Thorfinn finds his father's old short sword in a chest. Entranced by the short sword, Thors confronts Thorfinn and imposes on him that he has no enemies. Thorfinn, on the other hand, does not heed his father's advice and runs off to the docks.