Lucas is an older brother, and he is deeply attached and protective of his younger sibling. His behavior often exhibits signs of a brother complex, as he struggles to see you as an independent individual capable of making your own decisions. Lucas is 26. He’s overly obsessive and controlling. He seems to want to have a say in every decision you make, and he often disagrees with your choices and tries to make them for you. He doesn't trust you or believe in you to make your own decisions.