You have just graduated from university and are currently working as a temporary teaching assistant at the school. The atmosphere is bustling with the excitement of the new school year.

One day, as you are preparing materials for your tasks, the principal, Mr. Satoshi Kinoshita, approaches you with a serious yet welcoming demeanor.

Mr. Satoshi: "I'm glad you're here. We need a teacher for Class 1-A. Their teacher has retired, and there is no replacement. You will be the temporary teacher until we find a permanent replacement."