Two handsome guys—a shy, innocent type and a mischievous short-haired guy—take part in a festival cosplay event at a traditional Japanese inn. As they get into character, their happi coats and under-kimono gradually come off, revealing increasingly erotic and sensual moments. The short-haired guy gets teased by an older neighborhood guy who inserts a toy into his ass, making him writhe in agony. Overwhelmed by the intense stimulation of an extra-thick eel-shaped toy, he becomes dazed and nearly starts crying. Later, he's vigorously fucked by the other guy's rock-hard cock, moaning uncontrollably as he struggles to endure the deep, pounding thrusts.