Watch Sadisflix. Heena Hoyana Samanallu (Dreaming Butterflies) (Sinhalese: හීන හොයන සමනල්ලු) is a 2017 Sri Lankan Sinhala family drama film directed by Rohan Perera and produced by Sunil T Fernando for Sunil T Films. Shehan, who belongs to a higher middle class family is the only child of Madhavi (Dilhani Ekanayake) and Adithya (Saumya Liyanage). Their lives changed unexpectedly when Shehan is diagnosed with leukemia.