It wasn't suitable to continue with her earlier words right now.
Some matters were more appropriate when addressed with evidence. If she insisted on pursuing this matter without any proof, she would instead appear especially petty.
"We are but strangers. There's no need to be happy to meet me. Will you hand the phone back to Jiamu?" Fang Xinxin responded politely.
Sun Jiamu's voice could quickly be heard. "Xinxin, it's me. I've snatched the phone back."
Fang Xinxin spoke seriously. "Alright, Jiamu. I'm going to tell you something very important right now. Before the semester ends, you're not allowed to be intimate with him. Otherwise, we won't be friends anymore!"
Clearly, Sun Jiamu was currently at Feng Dongkai's place.
The possibility of such matters when a man and a woman were alone at home was undeniable.