Overview: Min-ho is smart enough to handle any kind of math problem, whereas Yoon-ho is always making trouble getting in fights with kids from other schools. Now, there is a special story about these brothers? Min-jeong is upset when she finds out she was the only one who didn’t know Shin Ji had broken up with Young-min. Then, Min-yong and Min-jeong run into Shin Ji, and the three of them get to ride together in a car.