S1's premier beauty, Aoi Tsukasa, finally unleashes her urine! On the shoot day, Tsukasa followed staff instructions and held it in since morning. Having never urinated in front of others before, the crew used various methods to push her to the brink. Once she let go, every thrust from the cock made her squirt in powerful jets! The combination of her adorable, embarrassed expressions and the lewd, splashing sounds creates an ultimate harmony that explodes with eroticism.