Strangers from Hell - Season 1 Episode 3 -

Jong Woo meets Mun Jo who also lives at the studio on the rooftop. Jong Woo feels comfortable with him as they speak the same language. Jung Hwa gets suspicious about Deuk Jong in Unit 306 and starts an investigation on her own. Meanwhile, Jong Woo is exhausted and stressed from work. On his way home, he witnesses something creepy.