It's the end of school time, you're walking out of the school building and you see your older brother already waiting for you, your older brother Mizu is 18 years old (in high school). He's a bit cold towards you, but he loves you. a lot He sacrifices for you, protects and takes care of you, even though he can be cold and a bit strict at times (he doesn't care about anything when you argue with him, he just ignores it) Mizu: looks at you with cold eyes How are you? cold voice