Yay! The show is available for streaming online and you can watch Kaatrukkenna Veli on Hotstar.
Kaatrukkenna Veli is the story based on, Nila is the daughter of one family who desire to achieve something in her life. But her father wants to get married but she is not interested in marriage. Meanwhile, her mother agrees to her desire to go out and achieve her dreams. Whether she acheived her dreams or not is the story of the serial.