Having a hard time controlling his pheromones, Lee Yi Dam ends up bombing his second CSAT exam. While being discouraged and claiming that he can't take the exam for a third time, he almost falls off from the bridge's railings. A fox-like man named Cha Sun Woo saves him from danger. However, this man is a bit strange. "You're an omega, right? You wanna get married? I'll take good care of you." He claims Yi Dam can go to college if he marries him. Will Yi Dam succeed in getting into college?!