Perfect Number (film)

Perfect Number HangulX RRYonguija X lit. Suspect X is a 2012 South Korean mysterydrama film directed by Bang Eunjin. Adapted from Keigo Higashinos novel The Devotion of Suspect X, it centers around a mildmannered mathematics professor Ryoo Seungbum who plans the perfect alibi for the woman he secretly loves Lee Yowon when she unexpectedly murders her abusive exhusband. Cho Jinwoong received a Best Supporting Actor nomination at the 49th Baeksang Arts Awards in 2013.

Source: Wikipedia