After discovering the truth behind their father's sudden death, life returns to normal for the four Shimogamo brothers, with each attempting to live up to their father's brilliance in their own unique manner. For the eldest, Yaichirou, who aspires to be the next Trick Magister and head of the tanuki society, it all begins with the reintroduction of the popular shogi tournament. It is restoring Yajirou's original shapeshifting talents for Yajirou, while tiny Yashirou is pleased with continue his job at the family's business. But for the third son, Yasaburou, it simply means accepting his father's "fool's blood" and enjoying a carefree but exciting life. Of course, this entails searching for the enigmatic and elusive snake-like creature known as a tsuchinoko and making ripples.