Wei Xi, a high school student who plans to live his whole life in ignorance; Chen Su, a top-notch teacher who failed the college entrance examination and came to teach at the bottom high school in the city. When they met for the first time, Wei Xi saw Chen Su in his most embarrassing moment in more than 20 years; when they met for the second time, Chen Su saw Wei Xi differently from those gangsters, deserted but clean; when they met for the third time, the story of the two began.
Purpose: Mutual redemption