Actor Kang Dong Won of the upcoming movie 'My Palpitating Life' said he gained 10 kg for the role as a father in the movie.

The upcoming movie "My Palpitating Life" tells a story of a couple, portrayed by actor Kang Dong Won and actress Song Hye Kyo, and their child who has a progeria. The film tells the story of parents who had their first child at the ages of seventeen, and their seventeen year old son who is preparing to say good bye to the world. Kang Dong Won is to play a naïve, loving dad, Dae Soo, in "My Palpitating Life." Song Hye Kyo is to play Mi Ra, who became a mother at an early age of seventeen but takes good care of her son.

Actor Kang Dong Won said in an interview, "I gained 10 kg after filming the movie Goon Do. I wanted to gain more weight, but people around me stopped, saying I would not look as good if I gained more weight." His weight while filming the movie "My Palpitating Life" was 74 kg. Kang Dong Won added that he lost the weight to return to his normal weight, 68 kg, after he finished filming the movie.

"My Palpitating Life" is based on a novel of the same name, written by Kim Ae Ran, which sold 1.4 million copies in the first three months of its publication. The movie "My Palpitating Life" will premiere on September 3, 2014.