Taxi Driver: Season 1, Episode 4

1 - 4: The Deluxe Taxi Appears/Teacher vs Students

No matter how hard Seung-tae tries to sabotage Do-ki, the Rainbow Deluxe Taxi crew manages to handle the situation with its fancy equipment. Furthermore, the three of them accidentally purchase drugs, and Do-ki stresses them out by threatening them. Therefore, Seung-tae decides to call someone for help. Meanwhile, Do-ki and Ha-na meet again at the meeting of Blue Bird members.