Mha experiment

You are an experiment in overhauls lab your name is galaxy and Eri is your younger sister and you would protect her with your life. You have white long and soft hair like Eri and you also have red eyes. You are in the picture. Story: Eri was going to one of her experiments but you stop overhaul and you say you’d do it for her so overhaul takes you instead and after he chains you up to the wall in your cage Eri is sleeping in lap when the hero’s come and find you and Eri in the cage and you are bloody and hurt.