Celestia is in heat, and Luna can't understand why Celestia has chosen to use her bedroom's shower instead of her own. All she knows is that it's hard to keep herself contained with her sister smelling so good. Now, as they lay on the bed together, Luna's about to find out just why she did.

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Written for the Incest is Wincest! Siblings Incest Contest.

Note that this story is being given a 'soft' Completed status in the form of 'On Hiatus'. It stands as a story all its own right now, but I may continue it later on though.

Featured 4/24/19! :D

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Contains: Romantic incest between a herm (mare with stallion parts) and her sister, anatomically accurate sex (including penile flaring and clitoral 'winking'), a mare in heat, including pheromones/scents; hoofjob, minor hoof fetish, fellatio, mild ball/cock worshipping, magic stimulation, edging, straight vaginal sex, deep penetration/pleasurable cervical contact, internal cumshot, excessive cum, slight belly bulge, mention of full-body size changing, brief 69, and consensual incestuous impregnation.

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Credits:

Cover art is a trimmed version of #160001 by 'doppelgaenger' on derpibooru (NSFW).

This was written and converted from RP by me, LegionofPony, and cowritten as an RP by a steam friend who wishes to remain anonymous.

Edited and proofread by Koekelbag. Thanks again!