Which episode did Qian Wenjing find out about the real estate license?

The second episode. In the second episode of Me and Children, Qian Wenjing bought Qian Guang a house. In order to get Xiao Lei into a key middle school, Qian Guang transferred the house to Feng Liye's name. Huang Yuhua was grateful for this, but Qian Wenjing found something wrong with the real estate license. My Children and I is a TV series, which tells the ironic story of Qian Guang, a retired middle school history teacher, and his four children in a complicated family.