'One Line' released two stills of Siwan's character 'Minjae.' In the movie, he plays a college student who looks innocent and pure, but after he's recruited into a group of con men, turns into one of the best con men there is.�

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Siwan said, "He has a proper, innocent face, and doesn't look like he's going to be involved in fraud at all. However, the focus of his character is that he has a talent of massaging people's wants."

The movie will start playing in theaters at the end of March.