Which episode is the mutual recognition between father and daughter of the world's non-toxic TV series?

The mutual recognition between father and daughter in the world's non-toxic TV series is episode 15.

According to the development of the plot and the diversity of watching, the story of father and daughter recognizing each other in the world's non-toxic TV series took place in 15 episode. In this episode, the protagonist Wu Guanglin accidentally meets his daughter. After a series of revelations and emotional exchanges, they finally confirmed their identity.