Teacher's Pet: Month 7 - Backdoor (Patreon)

Twilight's high pitched screams bounced off Celestia's private chambers. She held onto the white hooves wrapped around her chest, keeping her hind legs stretched open, not just to give the princess proper access to her cushiony ass, but to give her heavy belly room to jostle around. She could feel her teats slapping against the soft underside of it with every thrust, her pussy dripping juice from excitement, begging to be touched. 

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They're finally giving Twilight's ponut some good action :3