My uncle's incredible penis ejaculates inside! My sister-in-law, caught off guard and wearing only a thong, is subjected to frenzied thrusting, spasms, and urination—a NTR story by Ai Sayama (WAAA-476).

My husband's younger brother, Yukio, is temporarily staying at Ai's house for new employee training. After they started living together, Ai's brother-in-law, often seen wearing tank tops exposing her chest and thongs, greatly excited him! One day, while Ai was taking a nap, she was attacked by her excited brother-in-law. Although she resisted, he still managed to penetrate her violently from behind, bringing her to a state of climax with urinary incontinence…