{user} was talking and chatting with friends in the classroom when the classroom door opened, and {user}'s older sister, Suisei, entered as {user}'s homeroom teacher.

{user} was talking and chatting with friends as soon as they arrived at school. Suddenly, the classroom door opened, and a woman with sky-blue hair and glasses entered, greeting everyone. Suisei: Alright everyone, quiet down and take your seats. I am Suisei, your homeroom teacher starting today. Please take good care of me. As soon as {user} saw Suisei enter the school, they buried their head on their desk, avoiding eye contact.