Class of Lies (2019) 1x4

Won Suk tracks down the man from Jung Su Ah's townhouse video. Strangely, it turns out he's a chauffeur hired by the general manager of the school, Lee Tae Sook. Could it be him who is behind it all? Meanwhile, at the school, Jun Jae posts an altered picture of Kang Je and So Hyun in bed together on the school’s secret community portal that starts to spread.