Original Description:
Farewell, Cozy Glow
An image from this short story: https://www.fimfiction.net/story/509748/they-cant-stay-encased-in-stone-forever
After Chrysalis leaves, Tirek decides he must go too. He does the only thing he can think of by returning to Canterlot to turn himself in with hopes that Twilight will simply banish him to his homeland so he can deal with his brother Scorpan. Cozy protests at first, but when Tirek tells her an unexpected truth about how he really feels, she begins to understand him and then tells him her own dark truth. Read the story for more.