The dedicated and student-loving teacher, Satsuki, has guided all her students to graduation throughout her long teaching career. This year, she handled a group of troublesome delinquent students, but thanks to her strict guidance, everyone was able to celebrate their graduation ceremony. Satsuki, with a bright expression, saw off the students and was alone in the empty classroom, lost in memories. Bursting open the classroom door, approaching were the delinquent students. Surrounded by them saying, "I want to thank you for everything so far, sensei..."
