The doctor is called in to help 48-year-old Priti, a working mother who is struggling with multiple problems including stress, headaches, weight gain and disrupted sleep. But, after staying over and living alongside the family, the doctor discovers that it's actually Priti's partner, 49-year-old Sandeep, whose health is seriously at risk. He's been living with diabetes for the last decade, but his blood sugar is out of control, and a scan reveals he has frightening levels of visceral fat around his organs.It's a major challenge for the doctor. He needs to come up with a plan to transform the whole family's health by making simple, everyday lifestyle changes - involving every aspect of their lives, from the moment they wake up to the way they sleep at night.At the end of his intervention, the family undergo a series of tests to measure just how much impact the doctor has had on their health.