Do Ki joins Sung Chul in the taxi service business after his mother's death. He manages to sneak into Ju Chan's factory and even puts in an order for their food products. As Do Ki and his team carry out the investigation, they realize that Ju Chan did not only abused disabled workers but also committed frauds to embezzle more money. Ha Na finds the deluxe taxi which Cho Do Chul took but it was all burnt down. She wants to investigate Cho Do Chul's case further, but the chief prosecutor stops her. She decides to visit Rainbow Transport by herself. Meanwhile, Do Ki and Sung Chul kidnap all three of Ju Chan's people one by one.