Color flushed his cheeks and possibly the warmest smile he's ever given came to his lips. He kept Runyu's hands in his, clutching them a little tighter. He never expected to hear such words from anyone. And now, to hear them from one of the two he cares most for... His head feels light and his heart full.

"I could be teaching you insults," he teased gently. It's clearly not an insult from the happiness it brings Ouyang.