Shin Yi-seok, a transfer student from the countryside who is rumored to be scheming due to his rough appearance, witnesses the cunning secret of Jo Hae-joo, the first-class student in the school, whom he fell in love with at first sight... Questions about him gradually grow like a snowball. Shin Yi-seok's unrequited love for Jo Hae-ju, who is red on the outside and white on the inside, begins!