All three go with Harry

"That's a no brainer." Luna said and thus they submitted to Harry.

"Take us you're the victor." Fleur said and in turn Harry had the perfect idea to exploit this. An idea that even without knowing made Hermione as wet as the ocean.

(Later)

The rattling of chains could be heard as eyes began to drift to the source. Inside the Castle of Lust many of the patrons saw the sight of what and who Harry was showing off. Gagged and in chains Harry lead the forms of Hermione Granger, Fleur Delacour, and Luna Lovegood through the castle.

They had just left the maze and were now being lead around like slaves. Fleur was following Harry like a lost pup for that cock, Hermione was getting off to all of it, and Luna was being Luna. "Now then let's find a nice spot to have our fun." Harry said as he led the girls through the castle. The girls could only nod as Harry continued to lead them on.

A.) Hall of Lilith (Public Sex)

B.) Recording Room (Mailing sex tapes to exes)

C.) Fantasy Room (Pick a fantasy)

D.) Lake (Water sex)

E.) Something Else (add to it)