Chika Arimura, who has a strong interest in multiple orgasms, invites two friends from the university to visit the multiple research institute. Masaki and others at Maruken are overwhelmed by Chika's enthusiasm and kidnap a man in the city for treatment. Chika, who was completely fascinated by multiples, brought her lover to Maruken... Multiple experience by 5 women for the first time in the series!
![JKSR-676 [Darkness lurking in the toilet] Toilet voyeur: 80 consecutive shots of urination](https://avdb.stream27.com/v/JKSR-676/poster.jpg)
