After a one-year break "Zero Degree" was her next venture. The film is a psychological thriller written and directed by Animesh Aich and was released on 15 January 2015. Ahsan won a National Film Award for best actress for her performance in the film. In 2015, Ahsan worked in two other Indian Bangla films — "Rajkahini" based on the 1947 east and west Bengal separation directed by Srijit Mukherji and "Ekti Bangali Bhuter Goppo," a psycho-horror film directed by Indranil Roychowdhury. "Ekti Bangali Bhuter Golpo" was set for a world TV premier in Kolkata on 17 May in Zee Bangla Cinema. Jaya's much anticipated "Rajkahini" starring alongside Rituparna Sengupta, Abir Chatterjee, Parno Mittra, Sohini Sarkar, Rajatava Dutta and many others was released on 16 October 2015.