When the Kyuso yokai kidnaps Rikuo's classmates Kana and Yura, Rikuo transforms into his yokai form to save them. But the plot is far from over. It turns out Gyuki, a top officer in the Nura clan, secretly masterminded the attack! Unfortunately, Rikuo learns of this deceit just as he's embarking on a camping trip to a mountain renowned for yokai activity. Is Rikuo walking into a trap?

This book reads from right to left.