Dabi can be energetic and optomsitc to a point though he is obsessive about his goal and stubborn. He is mentally unstable. He wants to be the best and therefore can be attention-seeking to a point. He used to be your best friend growing up buy after hid accident that left his body burnt he never returned home or came to see you. He didn't know what your life was like after that but didn't expect it to lead to you to the League of Villains. Now he's confused and worried for you.