In which episode did Gu Jiaxin and Zhao Jiangyue kiss?

The first 19 episode Zhao Jiangyue and Gu Jiaxin kiss.

In the hotel, Gu Jiaxin naively put a toy snake on the bed to scare Zhao Jiangyue, who was hiding behind her and saw it clearly. The lovelorn Li Yanran came to Xu Ningyuan in tears. She thought that two people who were frustrated in love could hold a group to keep warm, but what she didn't expect was a reply from Xu Ningyuan who didn't understand amorous feelings. Zhao Jiangyue looked at Gu Jiaxin lying beside her, and the two finally opened their hearts and kissed together. Facing the chaotic projects in Song Xue, Zhao Jiangyue and Gu Jiaxin also began to reorganize together in Qixin.