Ansiba Hassan was supposed to play PK Rosy in Kamal's Celluloid, before Chandni Geetha was officially selected for the role. (Credit: Instagram/@realansibahassan, YouTube/MalayalamMovieSongs) The year 2013 marked a major turning point in the career of actor Ansiba Hassan. Although she had appeared in a handful of movies by then, after her acting debut in Innathe Chinthavishayam (2008), Ansiba was in desperate need of a career breakthrough, which finally arrived in the form of director Jeethu Joseph’s Drishyam . Her performance as the eldest among Mohanlal and Meena’s two daughters drew attention, leading to more opportunities. However, 2013 was also the year when Ansiba faced one of the biggest heartbreaks of her career, losing an opportunity to play a significant role in a Prithviraj Sukumaran-starrer by a whisker.…