Lake Onneto is the hidden gem of east Hokkaido Prefecture. Indigenous people of Ainu call the place "Elder Lake," and they have admired it for generations. In this special summer episode, we will travel wild nature with a nature guide, Jin Gen. Locals friendly call him "Kin-chan," with respect to his dedication to protecting the natural environment. We will encounter the ancient woods of Ainu and the wild animals living there. In the end, the journey with Kin-chan tells how we admire beautiful nature and inherit it for the next generation.