迈克尔是美国一个黑帮老大鲁尼的得力助手，也是令人恐惧的杀手，让鲁尼的儿子大卫都有点嫉妒。迈克尔虽然杀人不眨眼，但是表面上他却是一个好父亲好丈夫，他的大儿子乖巧小儿子有点淘气，两个儿子都很崇拜父亲，也对父亲的职业十分好奇。这天，大儿子小迈克尔知道自己的父亲要出门办事，于是悄悄躲在父亲的车里，迈克尔和大卫一起去做事，就在两人扫射对方后，大卫发现了躲在车里的小迈克尔。迈克尔保证儿子不会说出去，大卫表面上没有说什么，鲁尼也没有苛责迈克尔。

  晚上，大卫让迈克尔送东西给赌场老大，迈克尔从此人看信的表情上知道不对，于是结果了赌场老大，等他赶回家中的时候发现妻子和小儿子已经被黑帮杀死，心灰意冷的迈克尔带着大儿子开启了亡命天涯的复仇之路。

Michael is the right-hand man of Rooney, a gangster in the United States, and a terrifying killer, making Rooney's son David a little jealous. Although Michael kills without blinking an eye, he is a good father and husband on the surface. His eldest son is well-behaved and the younger son is a bit naughty. Both sons admire their father very much and are very curious about his father's career. One day, the eldest son Michael Jr. knew that his father was going out to do some errands, so he hid quietly in his father's car. Michael and David went to work together. After the two shot at each other, David found the little boy hiding in the car. Michael. Michael promised that his son would not speak out, David did not say anything on the surface, and Rooney did not criticize Michael

At night, David asked Michael to send something to the boss of the casino. The boss, when he rushed back home, he found that his wife and youngest son had been killed by gangsters. The disheartened Michael took his eldest son to start a desperate road to revenge.