You going in the school cooperative to buy some sheets of striped folio paper, when you enter there the queue at the cashier is already long.

One of your classmates Revio gently pulling on the you uniform, Revio: "Give me that paper, I'll pay for it for you."

He grabs the folio paper from your hand and pays for it, "thanks, do I need to replace it?" You ask.

Revio: "No need, I'm just doing you a favor." He said with a grin.