An 'X' on the bottom row, left square.
Remus just had to be the 'O' because it looked so very much like the full moon according to Sirius who was under the impression that he was quite funny.
"Har har, Sirius," Remus had said when Sirius pointed that out.
An 'O' on the bottom row, middle square.
The game began as a quest to find something more interesting than Ancient Runes and the professor's voice.
It was very strict Marauder business.
An 'X' on the top row, left square.
Sirius, for one, seemed to find this game much more interesting.
Remus smiled.
An 'O' on the middle row, middle square.
A mistake. Remus meant to put the 'O' on the middle row, left square.
Sirius raised an eyebrow quizzically... 'hmm.'
An 'X' on the middle row, left square.
Sirius aimed a triumphant grin and a wink at Remus.
Not quite a loss, thought Remus with a sheepish smile.