Take Kurumu up on the offer

"Umm..." Tsukane has to process this, though he shows the rule Kurumu wrote to Moka, who goes similarly wide-eyed at what she had just done. A shared look and mirrored grin between them as they turn to the willing Succubus slave. "All right, get out of the panties and lie down on the bed on your back, please?" Tsukane gave his first command a bit awkwardly, but the blue haired succubus squealed as she complied, jumping on her back onto the bed as she tossed her panties aside.

"Moka, I was thinking you could eat her out for the first one, but..." Tsukane was surprised at the speed at which Moka leaped over to Kurumu's rear, her rosary jangling over her breasts as she spread the succubae's legs, the blue haired girl spreading willingly. Tsukane decide to take off his underwear and sit on Kurumu's belly, putting his dick beneath her breasts. It was clear the girl was excited as she looked up with a pleading look, already squeezing her breasts around it, moaning softly from Moka's ministrations. "A boobjob, Master?" She asked, stars in her eyes."

"Actually, I was hoping to hear more about Succubae and Incubi, so I was thinking to give you a facial while you explained it..." He scratched the back of his head.

"On it, Master!" She said with a chipper voice as she expertly pumped the shaft with her bountiful bosom. "Well, you already know about the charm ability of ours..."