C754 Just think about it

The clown revealed a terrifying smile from the mirror, laughing at the frightened woman on the other side. She wanted to tell her that danger was approaching, but she couldn't move or even make a sound. She could only watch the clown pull her sister into the mirror.

"Cough, cough." Ling Fei was embarrassed. Why is Girl so excited about this?

But I didn't understand what Ling Fei meant