Love story. It is simple but a bit complicated love story of Rehan as a student and then as a doctor. Story revolves between Rehan, Sana- Rehan's classmate and Nandita as his junior.It shows how situation becomes such that Sana and Rehan become apart and then Nandita come in his life as a best friend ....How their story will progress what will be it's ending , will they fall for each other and become partner or destiny as some other plans...To know their beautiful journey start reading this touching love story "Love which became his breath." Special Thanks to my brother Ratnesh Pandey for suggesting the title of this fantastic story...