Inside or Outside (2016)
Original title: 真相禁区
Inside or Outside is a 2016 Chinese-language mystery movie directed by Gary Mak Wing-Lun, with a running time of 1h 49m. It stars Simon Yam, Wallace Huo and Jang Hyuk.
Everyone has secrets they keep hidden, even from their loved ones. When Ouquan's wife gives birth to a child, Ouquan is certain the child is not his and suspects his wife of an affair. He discovers the other man is an unjustly imprisoned criminal, who is on the prowl for revenge and will stop at nothing to re-gain what he's lost.