Ek Lootera (2001)

Iqbal Loha, a Carlos-the-Jackal-like figure, is the most dangerous contract killer in the country. While carrying out one of his assassinations, his heart is touched when he finds the little daughter of his victim, left terrified and alone on the scene of the crime. In that moment, he decides to adopt this child and put aside his profession. This however upsets the people who he works for as he made a lot of their jobs easy and now they start creating trouble for Iqbal and want him to go back to his former ways.