SONE-720 A sex shop where you can meet the strongest heroine, Kanna Seto

You can meet Seto Kanna! You can talk to Seto Kanna! You can play with Seto Kanna! Such a brothel exists. Her looks surpass those of celebrities. And the fame that comes with them. However, that's not all that makes Seto Kanna the Seto Kanna she is.