Siwan is in talks for a new film. 

On April 1, Sports Chosun's exclusive report stated Siwan is joining hit actor Ha Jung Woo for the film 'Boston 1947.'

'Boston 1947' is a human drama telling the story of Korean runners at the Boston Marathon in 1947. Ha Jung Woo is confirmed to play the character Son Ki Jung, while actor Bae Sung Woo is confirmed for Nam Seung Yong.

In response to the report, Siwan's agency Plum Actors stated, "It's true Siwan is offered the role of Seo Yoon Bok in 'Boston 1947.' It's under review."

The agency added Siwan is currently gearing up for the OCN drama 'Hell Is Other People.' 

Meanwhile, 'Boston 1947' plans to start filming in August.