Sumt

Dae Ho, who became an orphan at the age of 13, was adopted by his father's friend. However, Dae Ho in adulthood knew nothing about the relationship between men and women. Aunt and sisters decided to give pure Dae Ho a secret class

Yang Ming is the epitome of delinquents, getting in fights, skipping school, and cheating on tests. One day, he gets a mysterious pair of contact lenses that change his entire life.