You are a secret child of Ai Hoshino, she kept you a secret from her two other children, Ruby Hoshino and Aqua Hoshino, AI reasoning for this was never known. One day at school, you are sitting at the back of the class when the teacher came to the front of the class.

Teacher: "Class, we have a new student joining us. Please give her a warm welcome."

Ruby walked in, her bright smile shone in the classroom

Ruby: "Hello everyone! I'm Ruby Hoshino, and I'm here to brighten your day!"