A hit comedy in 2001, “My Boss, My Hero” finally has its sequel. This time our hero Doo-sik has become a senior in a college, studying to be a teacher himself. Doo-sik is now a student-teacher teaching ethics during the day while working as a gangster at night. His boss is still very determined to make Doo-sik keep on studying, while he himself has also gone back to high school as a student.