If this not a love story, then what?

Marlina, a paralyzed girl found in a garbage truck by Jaya, a street vendor. Then Jaya decide.d to rescued her and take care her in his simple house. One day, someone said that the girl was from a rich family and for someone who found her and gave it back to her family gonna get a big reward. Will Jaya give Marlina back to her family after developing a great love when taking care of her?