C2160 Outside of the Country There's Something Wrong with Those Two People

"Zhao Qinghuan was silent for a few seconds, then suddenly realized something. He reached out and patted his own head. "That's right. Why did I suddenly forget about this? It's not like they're biological siblings. It doesn't matter even if they love each other."

"Because you're stupid." Chu Nan said with an indifferent tone.

Zhao Qinghuan raged, "Chu Nan, your sister!"

"You damn old man