C828
Sang Xiaoyu was stunned. She thought that she had accidentally touched a mute or hung up, but after looking at the screen of her phone, she saw that it was still in the middle of a conversation. She couldn't help but call out, "Miss Song?"
There was no reply on the other end of the phone. Instead, there was an odd silence.
Just as Sang Xiaoyu was hesitating whether to hang up or not