Thanneer Mathan Dinangal follows the life of a sceptical yet honest eleventh-grade student, Jaison. The boy has a huge crush on Keerthy, his classmate but unfortunately, she does not reciprocate his feelings. Thanneer Mathan Dinangal (transl. Watermelon Days) is a 2019 Indian Malayalam -language coming-of-age comedy-drama film co-written and directed by Girish A.D., and jointly produced by Jomon T. John, Shebin Backer, and Shameer Muhammed. [5] Thanneermathan Dinangal : Directed by Girish A.D.. With Vineeth Sreenivasan, Mathew Thomas, Anaswara Rajan, Naslen. A rom-com based in a school where a schoolteacher named Ravi Padmanabhan comes into the lives of Jason and his friends. Thanneer Mathan Dinangal is a 2019 Indian Malayalam-language coming-of-age comedy-drama film co-written and directed by Girish A.D., and jointly produced by Jomon T. John, Shebin Backer, and Shameer Muhammed.