Backstreet Rookie Season 1 Episode 11 – 12 (Korean Drama)

Choi Dae Hyun runs into a group of female high school students, including Jung Saet Byeol. The girls look like troublemakers. Jung Saet Byeol asks Choi Dae Hyun to do an errand for them, which is to buy cigarettes from a convenience store. Choi Dae Hyun buys the cigarettes for them and Jung Saet Byeol gets his cellphone number, but he never gets a call from her.