Angel in the Dark (1991)

Angel in the dark is a movie about a woman who becomes a prostitute to try and save enough money to get her daughter and eye operation to cure her from her blindness. She is beaten up by her pimp and that is when Romano,the kick boxer comes across her path after a bad fight. He rescues her and she takes him in and looks after him while he heals. In the process they begin to like each other and Romano is drawn to the mother and daughter as his own wife and child were murdered several years earlier by the bad guys. He decides to do one last kick boxing tournament to raise the money that Zibel needs to pay for the operation, but in the meantime the baddies want payback and kidnap the daughter. Romano saves the day and all is well...