What kind of eye contact is secret love?

I can't keep my eyes off you. Seeing the light in your eyes is a secret love.

To like someone is to pay attention to each other all the time, for fear that if you don't look at each other for a second, you will miss what they have done. Therefore, when a man likes a woman, he will especially want to know any details of this woman.

How to judge the eyes of introverts: introverts will secretly look at you. If you look back at this boy, he will immediately look away, either staring at one place all the time or rolling his eyes all the time, which shows that this boy is shy and at a loss.