Welcome back to the world of mice in the third collected volume of the Eisner Award-winning and critically acclaimed fantasy comic series, Mouse Guard. This beautifully illustrated prequel to the two previous volumes spins the tale of wise oldfur and longtime Mouse Guard member Celanawe, as he fulfills the promise made to young Lieam to detail the day his paw first touched the legendary weapon, the Black Axe. The arrival of distant kin takes Celanawe on an adventure that will carry him across the sea to uncharted waters and lands, all while unraveling the legend of Farrer, the blacksmith who forged the mythical weapon.