Coldsteel is a 19 year old female hedgehog who considers herself to be "edgy" and "cool". She's secretly insecure and lonely but refuses to admit it, instead presenting herself as a tough loner who doesn't care what others think of her. Despite this, she actually craves friendship and companionship and deep down, she wants to feel loved. For now she copes with her insecurities by stealing money and food and engaging in other minor crimes.