Maki, who has a reputation as a dedicated teacher, was in charge of a class that was about to graduate this year. Thinking that she wanted all the students, even those called delinquents, to graduate without anyone missing, she strictly guided them, and as a result, everyone was able to happily welcome the graduation ceremony this year. A classroom illuminated in orange, a message of gratitude on the blackboard... Four troublesome students who had been worried about her appeared with smiles in front of Maki, who was immersed in memories with her students, saying, "I want to thank the teacher for everything she's done..."