The first time he picked up Gryffindor's sword he had been young and terrified. The second time he fumbled the hilt, he had still been young and he had still been terrified. The third time? He was not much older and no more prepared for the world he had just entered, nor for the enemy he will face in order to win this twisted game of life and death.

In which Yuuri was a Clearer in SAO, and this... Changes things. (Or the one in which Yuuri decides to try gaming on a whim when he's thirteen, manages to get his hands on SAO, and has to live with its impact and fallout for the rest of his life.)