Mahakali's second daughter, who has a constant lisp and is always tense. She too loves her husband and craves for a shashur bari where she can be a bouma. But alas, Mahakali wants only such a husband for her daughter who will leave his home to live with his in-laws. So Katu lives at home with her husband. She is still childless after two years of marriage much to her mother's irritation.