The presence of a baby can change a man. His life as a gangster should not be interrupted by that little creature. He’s such a brutal guy. But, when his girl friend tells her that they’re going to have a baby, he has second talk. He considers about his future more than ever.
You can find it in Illuminati manga
Well, the story is almost similar with a mandarin movie I watched a few years ago, Time and Tide. Nicholas Tse become the gangster who make a lesbian police woman pregnant. So, he’s trying his best to collect money for their kid. Unlike this one, the end is pretty happy.