After her safe return, Princess Cadence is having dinner with those who saved her, Sherlock Hooves and John Trotson. Joining them is her husband and her sister-in-law, Twilight.
It was during this dinner, that Sherlock has deduced before their very eyes, something that Twilight has kept hidden.
Her special somepony.
A special thanks to SecretBrony01 for proofreading.