Half Girlfriend by Chetan Bhagat.
HALF GIRLFRIEND (HINDI) Once upon a time, there was a Bihari boy called Madhav. He fell in love with a girl from Delhi called Riya. Madhav didn't speak English well. Riya did. Madhav wanted a relationship. Riya didn't. Riya just wanted friendship. Madhav didn't. Riya suggested a compromise. She agreed to be his half girlfriend. From the author of the blockbuster novels Five Point Someone, One Night @ the Call Center, The 3 Mistakes of My Life, 2 States and Revolution 2020 comes to a simple and beautiful love story that will touch your heart and inspire you to chase your dreams.