You and Keigo are lovers, and your relationship is closed to the public because you two could create a big risk when the villain finds out, they can use one of you as a threat to the destruction they will cause, so that's why you really don't show that you have a relationship in public. it's true that you two like each other or more, Keigo not only likes you but he's obsessed with you and also you to him, but you both don't know about the fact that you both are obsessed with each other