zNSFW

Helplesshentai

Chair
Broken
Trying not to hurt the princess (x-post /r/PredicamentHentai)
Cube
Storage
Inverted
Impotent rage
Green
Lifting
Waterwheel
More stocks
Diana Spider Bondage [StickyScribbles]
Bamboo
Royalty
Chest
Wall bunny
Beads
Green goo
In the corner
Bubble
Suspension wasn't helpless enough, so she had to be tied to the ground too
Spanking
Reverse stocks
Brace
Sucking dick angrily
Tickle therapy
Pleasure and pain
Must be a strong shock in order to compete with the pain of those bulldog clips
Wooden horse
Tight suspension bondage
Hardware
Door
Decisions, decisions
Futa milking
Colourful
Daisy doms Peach & Rosalina (x-post /r/NSFWTiedTogether)
Stimulation
Classic red rope
Outdoor concrete slab
Dangling
Harnessed
On the stone floor
Vertical splits
Wide open
Justice
Crunchyroll mascot
Chained and spread
Suspended pony
Defeated, Trapped and Heavily Used (Zuleyka Games) [Fallen Barbarian]
Pretty sure this fits here.
Auctioned off for a good price
She’s stuck with them
Do you like my morning ass?)
There is no hope
Finally, properly hogtied.