OCN’s “Train” has released another behind the scene stills of Yoon Shi Yoon.

On July 11, the new parallel-universe drama of Yoon Shi Yoon finally aired with a suspenseful premiere. As Soompi describes it, the ambitious sci-fi thriller tells a story of a choice made within the night of the murder that splits the world into two drastically different alternate universes. Actor Yoon Shi Yoon with her partner on the series Kyun Soo-Jin will be taking on two roles.

Yoon Shi Yoon plays the character of Seo Do Won, a violent crimes detective and a leader of Mu Kyeong Police station.

The series split into two universes in which Seo Do Won in the first universe is carrying heavy guilt in his life as he knows that his father killed the father of Han Seo Kyung (Kyung Soo Jin). Hang Seo Kyung, also plays the role of a prosecutor who has overcome difficulties in life with love.

Meanwhile, in the other universe, Seo Do-won is entwined in a dangerous path of corruption caused by his father’s crimes, while Han Seo Kyung portrays a police officer who lives in a life of bitterness.

The new stills of Yoon Shi Yoon in “Train’s” behind-the-scenes photos show the actor smiling at the camera between takes of profound scenes where the actors are immersing in their roles based on the script.

One staff of “Train” said that Yoon Shi Yoon never misses being a reason for happiness in the set, even how focused he is in portraying his role.

Meanwhile, according to Nielsen Korea, the first episode of “Train” performed well on TV ratings as it scored an average viewership rating of 1.4 percent nationwide.

Per Hellokpop, “Train” has been ranking in views because of its puzzling enigmas, petrifying plot, and stellar performances by the fantastic cast.

Watch the series “Train” to experience mind-boggling scenes and to travel two split universes!