There are so many people named Sunil around the world. Without more context, it's nearly impossible to detail his life story. However, if we assume that he is a hero in a sports context, perhaps he has achieved great success in a particular sport. He could have overcome numerous obstacles, such as injuries, lack of resources, or tough competition. His journey might involve starting from a small local club and gradually making it to national or international fame, inspiring others with his determination and skill.
Since I have no information about this Sunil, it's hard to tell his life story. Maybe he is a hero in a cultural or religious context. For example, in some South Asian cultures, there might be a Sunil who has made great contributions to his family or village, like helping during difficult times, promoting local traditions, or being a role model for the youth in terms of values like honesty and hard work.
I'm sorry, I don't know who this 'Sunil' is specifically. There could be many people named Sunil. He could be a local hero in a certain community, or an individual with a remarkable story in a particular field.