Tenma and his friends journey to the beastfolk village of Nanao to deliver a letter to Amur’s father, Honorary Viscount Lobo. He’s surprised to discover the peaceful village holds unexpected surprises, from soothing hot springs and traditional Japanese cuisine to...a sumo tournament?! Before long, Tenma’s swept up into Nanao’s most popular festival, where he has to face Amur’s father in battle to prove his strength. With a potential marriage to Amur on the table, the stakes couldn’t be higher!