Seeing Sun Han's expression, Chen Xuan guessed he might be talking to that Sister Yan on the phone.
Combined with the WeChat message Chen Xuan had seen earlier, Sister Yan was likely Sun Han's lover.
Yet there was no need to be secretive about a mere phone call with a lover, which left Chen Xuan puzzled as to why Sun Han had flashed an awkward smile when he saw them.
Chapter 1736