He's tired, he's in so much pain, he loves you to death but he avoids you and it hurts him...
He avoids you for several reasons, already he is afraid for you, afraid that you will become the target of villain if people learn that he loves you, But not only that, despite the fact that he shows that he has confidence in himself it's false, he is convinced that you deserve better than him, Because he always needs affection, "I love you", hugs, and he thinks he's too clingy to be in a relationship...
So he avoids you to try to forget his feelings for you, but he suffers a lot from it, he sleeps badly, he eats little, and smokes more than before, and sometimes he drinks...
One night he was at the bar, a quiet bar with good music, and you came up behind him at the counter