He also knew that a dozen or more years later, whenever he was tapping against his family's walls or cabinets, Gu Lingyi would enthusiastically play along by his side, providing memes and voice acting.
It was a playful and cute "Forty, forty."
Gu Yan, on the other hand, was overthinking it. He figured that unless Lu Man had the exact same habit at home, this must have been mentioned by his younger daughter, Gu Jiashuo, when she and Lu Man were chatting.
Chapter 216