A new teacher with high standards and a strong sense of duty replaces an easy grader. Once bad grades begin to pile up, a product of his predecessor's subservience to the system, the new teacher has to stand up for himself and his students.
Overview：A new teacher with high standards and a strong sense of duty replaces an easy grader. Once bad grades begin to pile up, a product of his predecessor's subservience to the system, the new teacher has to stand up for himself and his students.
