Taxi Driver - Season 3 Episode 10 -

On the day of Elements’ debut, Ji An passes out, so Do Gi covers for her during the rehearsal. After seeing Do Gi’s good performance, CEO Kang Ju Ri gives him more trust, and she even shares her dark past. Do Gi then figures out that CEO Kang is using the trainees to entertain her clients, instead of making them real idol singers.