 The story is based from the real life tutor life from the Korean tutor, Choi Soo-Wan, with her own real life student. Choi Su-Wan (Ha-Nuel Kim) and Ji-Hoon Kim (Sang-Woo Kwone) are both 21 years old, born in March 1982. Su-Wan is a University Year 2 girl, while Ji-Hoon studies his 3rd year of High School studies in the Surim High School. Su-Wan s father had just lose his job, and mother still works in her family business (frying chickens and sell to earn a living). Su-Wan, who demands money for her semester, had to find job because her father is jobless. Su-Wan s mother knows Ji-Hoon s mother, and introduced Su-Wan to Ji-Hoon s mother. Su-Wan tutors Ji-Hoon, for 3 months, to make Ji-Hoon to sit 2 hrs. The salary is enough for Su-Wan s Semster. Except studying, Ji-Hoon is almost all-rounded. Especially fighting in Surim High School and offended "Lee Jong-Seo", the leader of the triad group in Surim. His girlfriend, Yang Ho-Gyung, admired Ji-Hoon. The fighting in the pool makes Ji-Hoon s father, Kim Bong-Man, compelled to send Ji-Hoon to USA, as how he had done to Ji-Hoon s young life, send Ji-Hoon to USA to study abroad. To avoid being sent, Ji-Hoon has to gain, in the upcoming mid-term exam, 50.0 average. Could Ji-Hoon make it?