While brokering peace with the changelings, a former sleeper agent shows Twilight a side of her mentor she has never seen before. Her relationship with Celestia is ready to move to its next step... if she is willing to take it.

With her student slowly becoming a changeling, Celestia must convince Twilight to give into her desires before she is lost forever.

Luna returns to her duties of the night: aiding the denizens of Equestria where her sister's light cannot. When a certain purple unicorn's plight draws her attention, Luna decides to shine a little darkness on the matter...