The upcoming mystery thriller film “Following” has released an exciting teaser that gives a glimpse into the gripping storyline. The film revolves around Koo Jung Tae, played by Byun Yo Han, who witnesses the death of influencer Han So Ra, portrayed by Shin Hye Sun, and finds himself entangled in a murder investigation. As Koo Jung Tae delves into Han So Ra’s life to clear his name, detective Oh Young Joo, played by Lee El, relentlessly pursues the truth behind Han So Ra’s mysterious demise.