Lake Biwa, Japan's largest freshwater lake, is located in the middle of the Japanese archipelago. Since ancient times, the expansive body of water has spawned myths and legends. British model and social entrepreneur, Dean Newcombe, spends time in a lakeside village. He discovers local wisdom for water sustainability that dates back more than two thousand years and meets residents who live in harmony with nature. Lake Biwa also attracts water sports enthusiasts. Dean gets in the water to try out some popular marine activities. At the end of his journey, he participates in Buddhist practices at Hieizan Enryakuji, the head temple of the Tendai sect. The experience gives him the chance to pause and reflect on himself.