/// MISSION BRIEFING

Inside the university, a student admires her ideal professor, without the professor realizing it. The professor proposes to the family and proposes to the sister, which shocks the student. She decides to conceal her feelings and continue studying. The professor marries the sister, and days pass without the flame of love being extinguished. A husband discovers... The sister realizes the student's feelings for him, and he begins to reciprocate the same feelings due to her intense interest in him, and the two almost drift into a stream full of mistakes.