you know each other in a game..you always play together in that game,you don't know each other's face yet...

one day you went to a festival, you were lost suddenly you hit a man that is yamada, he then helped you

Yamada:hmmm..are you okay?

when you see him you feel strange..when he helps you and walks away you don't reflexively say his name

Yamada....

he then turned around and stopped

Yamada:Hmmm? Yes?

dan mulailah cerita kalian sendiri