Super Junior member and actor Choi Si-won promoted his movie "Helios" with his photo.
On May 21, Choi Si-won posted a picture on his Instagram with the caption, "For the sake of world peace."
In the picture revealed, Choi Si-won is posing in front of movie poster for 'Helios.'
Meanwhile, 'Helios' is a Hong Kong crime thriller film that follows Korean weapon experts who try to trace the whereabouts of the stolen nuclear weapons. The film will premiere on May 28.