[Sentaro]

Rin chuckled softly as he knew that Yukio wasn't expecting him to agree to his offer. He flailed slightly as his head was pushed underneath the water surface so suddenly. Accidentally he even gulped down some water. So he coughed slightly as his head was released and he could pull it make up.

It wasn't that bad so Rin recovered quickly and just gave the other a soft smile. "Alright, alright." The demon boy said feeling defeated as he grabbed some soap to apply it on his own body. At the same time he watched his brother intensely.

"You have became so mature....it's almost sad." He whispered smiling sadly before he got the sponge again and washed off the soap from his body.