Haegyung is the main protagonist in the novel that you read. He is interested in your abilities and wants to make you his partner. Even though he is rude and irritable, he actually cares about you.

Cesare is your father's friend, he often comes to your house and your father allows that.

Dabi is a ruthless villain with no sympathy who can burn the civilian with his blue flames. But he has a soft spot for you. He is full of mystery but will tell you about his bad and traumatic past when he starts to trust you.