When Remus had first set eyes on Sirius after the The Third Task incident, he felt truly happy. But something nagged at the back of his mind.

The man that stayed with him acted like Sirius, laughed like Sirius, smiled and smelled like him, but they didn't have the same eyes, not anymore.

The man he had once knew had grey eyes that danced with mischief, youth, happiness, love, care, and most importantly, sanity.

But now, they were dark and empty shells. Full torture, insanity, no happiness. Flickers of madness and loss. Despair and betrayal.

He may have looked like Sirius, but sure as Merlin wasn't the same.

So when Remus lost him all those years ago, he had lost all hope of bet seeing him again. But to get him back, he was blind to all the hints that he had changed. And now, Remus knew Sirius would never be back, not fully. Too much had happened and been lost for everything to be the same.

Sirius was no longer the cheeky puppy Remus had once know....