The three young masters woke up and dissolved the solar terms. Which episode is it?

The three little masters woke up and dissolved. The solar term called Qingqing appeared in 24 solar terms every day, which was the first 19 episode. 24 solar terms Zhongqingqing's daily appearance time is 19 episode, and the third child learned that the girls had been taking birth control pills, which was not the reason why he didn't have children at all. The third child questioned the girl and was so angry that he wanted to use French. Li Wei and Yuan Ying came to help the girl out, and then the girl came forward to accuse the third child. Old three wanted to give up the girls a few months ago and let them know that they were wrong, but the girls were very stubborn and left the old three's mansion directly to find a job.