C670 Meaning
After Zhang Xin went to find the Red Sis, with great difficulty, he received a call from the Red Sis.
On the phone, although the Red Sis had explained to Zhang Xin why she did not contact him recently, Zhang Xin could feel that the Red Sis was hiding something from him, but he did not show it, because he knew clearly that there were no conflicts between him and the Red Sis