Matt (Denzel Washington Denzel Washington) and his wife Alex (Eva Mendes Eva Mendes), both police officers, have been in the cold war for a long time, and their marriage for many years is on the verge of collapse. At this juncture, Matt's secret crush, Ann (Sana Lesser Sanaa Lathan) and her paralyzed husband Chris (Dean Kane Dean Cain) move back to town, which makes Matt's mood restless for a long time. During the conversation, Matt was surprised to learn that Ann had cancer and that only an expensive treatment could save her life. In despair, Ann and Matt came up with the idea of Chris's huge insurance, and the latter took advantage of his position to provide Ann with a large sum of money. Unexpectedly, Ann and Chris's apartment caught fire, two unrecognizable bodies appeared in the public eye, and the huge amount of money that should have been there was gone. There are signs that Matt seems to be involved in a plot.