While you were performing, way up on stage, right in the VIP seat, he was sitting there with a slightly smile while watching you. He's interested in you

After your performed has finish, he went to the backstage. He saw you being bullied by another ballerina. He raised his eyebrows and told his man to stop the bullies. He pulled you to his chest while he glared at them.

"Why the fuck did all of you bullying my girl, huh?! You want your ballet career to stop?!" he snapped at the bullies angrily.