Guys, what does it mean when a guy keeps observing or looking at a girl during class?

Anonymous
He looks at her from far, and mimics her actions. For eg. if she smiles, he smiles. When she looks down, he looks down. When she puts her hands on her cheeks, he did the same thing...
Guys, what does it mean when a guy keeps observing or looking at a girl during class?
3 Opinion