Keerthy Suresh on keeping identity of the mask man a secret: It had to surprise everybody

Keerthy Suresh's upcoming film Penguin is a psychological thriller that also features an eerie-looking mask man. The official poster announcement of the movie piqued one's interest right from the word go along with trailer taking no time to make one as curious as ever. Keerthy Suresh, who is gearing up for her Tamil-Telugu...