Residents of a rundown boardinghouse in 19th-century Japan, including a mysterious old man and an aging actor, get drawn into a love triangle that turns violent. When amoral thief Sutekichi breaks off his affair with landlady Osugi to romance her younger sister, Okayo, Osugi extracts her revenge by revealing her infidelity to her jealous husband.

Welcome to the captivating world of urban exploration, an international subculture of fearless thrill-seekers who lurk beneath city streets and trespass into long-abandoned buildings, defiantly searching for unseen treasures of modern civilization. Documentary filmmaker Melody Gilbert follows Max Action, Slim Jim, Katwoman and Turobzutek as they infiltrate aging lunatic asylums, government sites, faded tourist attractions, sewers, drains, and even the forbidden Catacombs in Paris. Many explore armed with only a camera, often snapping astonishingly beautiful photos.