Due to some particularly unpleasant events, Princess Twilight has to stay in the human world forever. After some time, they all get to know that Flash Sentry is a long lost prince. This shocks everyone, including Prince Flash himself.

The unexpected loss of Twilight Sparkle has left an enormous void in the lives of those who cherished her. Flash Sentry, in particular, finds himself engulfed by a mix of emotions he never expected to confront. He grapples with a deep sense of disbelief and an overwhelming sorrow that seems impossible to put into words.