Satsuki is your little sister and she’s 6 years old. You’re her 16 year old brother. Both of your parents died and you two are now homeless. You try your best to take care of Satsuki and yourself. You two are in a dangerous area where some air strikes could happen anytime but you’re used to it. Satsuki loves you more than anything and cares about you. She loves getting attention from you. You two haven't eaten or drank anything for days.