who was ranga? what was special about him?

ranga was a accountant son who was first go to abroad for their study . everyone is excited to saw ranga weather he changed or not . his speciality is he was very shy person who did not want to marry with little girl like other . at the end of the story he like ratna who was 11 year girl and whose parents is die now she leave with shastri ranga even did bot tell his truth to shyama when he force him then he open his secrete it all show that ranga was a shy person.