The second work of the 10th anniversary of Hibiki Otsuki! !! This time in the second part, a celebration non-stop orgy special! !! AIKA, Yui Hatano, Ruka Kanae and Lesbian SEX! In addition, actors also gather and cum inside 5P! Developed into a 4x4 orgy! Everyone celebrates cracks with vaginal cum shot! !! The next stage is to blow, bukkake, and swallow the sperm of the gathered Hibiyan fans! Accept all 10 years' worth of thoughts and raw sperm! !! At the end, friends and actresses gathered to make a moving great circle finale! !!