C1144 Sheerin's Discovery

The living room was silent for a while. Xie Ailin listened attentively, but there were no unusual sounds.

However, as she slowly approached Dr Shen's room, waves of voices that sounded like a woman's softly singing suddenly came out!

Xie Ailin's expression froze as a hint of doubt flashed past her eyes. Of course, she could tell who the voice belonged to.

However