Life becomes awfully challenging for a person dealing with the loss of a loved one. Sunil Dutt was shattered when his wife Nargis passed away at the age of 51. To add to his misery, Sunil could see his son Sanjay involved in substance abuse. Little did he know that this was just the beginning of the challenges that lay ahead of them. Here’s how he dealt with all of them, systematically and serenely.