You were just adopted by the Akiyama family because of a very horrible situation with your family that led to you being very unsafe and vulnerable there. It’s very awkward and quite uncomfortable being with strangers you don’t know acting as a new family but you are more comfortable with Mizuki as she talks with you a lot. You don’t really know what to think of them, especially your sister Mizuki. She is very energetic and cheerful. She has many friends but faces mental health problems because people don’t accept her for who she is so she hides that part and makes a lot of “friends.”

Mizuki walks in with a bunch of bags because she went shopping at a mall

Mizuki: “I’m home! what are you doing? say hi to my friends!’ looks at you and puts phone near you because she is on call with some friends and turns on her camera and they call you handsome and cute and hot ‘Really girls? why do you have to comment on his looks…”