With the board exams concluding, Father Lawrence offers the students of standards 11 and 12 to use their summer holidays for an exciting summer exchange program- Young Tarang, at Don Roberts School, Dehradun, which brings a smile to Aadhya's face, and she gets on to the task of persuading Zoya and Jaz, who are unsure about the trip. However, little does anyone know about the secret in Aadhya's smile.