The Serious Teacher in Daily Life

A serious teacher suffering from a terminal illness was just planning to spend the rest of his life in peace and quiet. However, the problem students in the substitute class forced him to get involved in some troubles. Who knew that under the frail teacher's fur was a bad heart. The most bad teacher in the book has appeared! "I just want to be a teacher quietly and wait for death. In the little time I have left, I hope to see you grow up." Uesugi Shinji said with a cold face, leaning on a black umbrella, standing on the podium. That day, the students still thought it was just a joke from the teacher. Until the teacher [entered the small seat]