"Dad!"
Liu Nan jumped off the boat and gave the middle-aged man a hug, then turned her head to He Ao and said, "This is He Ao."
Then she looked at He Ao and likewise introduced, "He Ao, this is my dad, Liu Zhengyun."
The middle-aged man closed his book, slowly stood up, and smiled at He Ao, "Young man, we meet again."
"Yes," He Ao also revealed a smile, "Uncle, hello."
The middle-aged man before him was the same 'uncle' he had just met at the abandoned construction site, the one who had shared a lot of knowledge with him and had a penchant for teaching. He Ao hadn't expected him to be Liu Nan's father, as he seemed amazingly well-preserved, looking to be in his thirties.
"You know each other?"
This time it was Liu Nan's turn to be surprised.
"I happened to meet him while I was wandering around this afternoon," Liu Zhengyun said with a big laugh as he stood up, walked between Liu Nan and He Ao, and squeezed Liu Nan to one side, leaning against He Ao,