Please check my writing.

Hi. Please check my writing. Does anything about it reveal that I'm not a native speaker?

Frustrated, Bryan puts the phone down and clutches his head. Then he gets up from his desk and is confronted by the reflection of himself in a mirror on the wall. He goes over, grabs the mirror, and smashes it on the floor. Just then, he notices that his son is standing in the doorway, frightened.