C347 Give Miss Fong a Test

Standing by the door, Ruanruan pressed her ear against it, listening to the sounds inside. A man was humming a tune, but she couldn't be sure if it was the same man from earlier that evening. She guessed that the man in the bathroom was the one involved with Fong Yingying.

After a while, the noise from the bathroom stopped, and Ruanruan stepped back, closer to the door