>>11351197
>Kaede is incorporated into some sort of massive instrument that uses her moans and screams and cries as the notes.
>Celestia is tied and forced to win impossibly rigged gambling 'games' for a few moments' release from her vibrators.
Or alternately
>Celestia is tied in the most inelegant, barebones, industrial-looking bondage in some ugly, cramped closet somewhere. Everyone else's bondage is beautiful.
>Kirumi is allowed to roam free, but she's in an incredibly tight latex maid outfit, and is forced to do impossible, pointless, humiliating tasks 24/7.
And if you're into that sort of thing:
>Chihiro is bound in a the most beautiful, elegant, girly dress imaginable and placed in a display case in the most well-travelled part of the academy. All broadcasts, plaques and passing mentions by Monokuma claim that Chihiro is a girl.