The series 'Hitou Meguri Kakure Yu' follows the sensual journey of Makoto, a young man accompanying his stunningly beautiful mother, Yuri, and her equally seductive best friend, Shiori, on a tour of secluded, hidden hot springs. What begins as a relaxing getaway quickly ignites into a firestorm of forbidden lust and taboo encounters. The simmering incestuous tension between Makoto and Yuri finally boils over as they find themselves alone in the steamy, private baths. They shed their inhibitions along with their towels, engaging in passionate, raw sex where Makoto explores every inch of his mother's mature, voluptuous body, fucking her deep and filling her with his seed. At the same time, the adulterous allure of Shiori proves irresistible. She relentlessly seduces Makoto, craving his youthful virility to satisfy the needs her husband can't. The series arc is a continuous escalation of lewdness, featuring intense mother-son incest, threesomes, and raw, creampie-filled encounters in various picturesque onsen settings, pushing the boundaries of their twisted family dynamic.