Stumbling out of a crashed TARDIS, the Doctor arrives in Canterlot over a thousand years in the past, and quickly befriends one of the most famous unicorns of the time. At the same time, the Doctor has to recover from a regeneration, and stave off the Weeping Pegasi.
Cover Art by Chezamoon18
Note: While the "Time Turner" tag is used, that Doctor Whooves design does not appear in the fic. The pre-regeneration Doctor looks like this, and the post regeneration Doctor looks like this.