Kadaikutty Singam Tamil Full Movie Online HD, Kadaikutty Singam begins with an introduction to Rana Singam’s humongous family and the relations within. Rana Singam (Satyaraj) wants a son but becomes the father of five daughters from his two wives. While looking for a third wife, his first wife becomes pregnant and delivers a boy Guna Singham(Karthi). Karthi grows up, two nieces want to marry him but he falls in love with an outsider Kannukkinyaal(Sayesha).Knowing that heir apparent Karthi is liking outside girl, disputes ignite within the big family. Father satyaraj gives an ultimatum that his son can marry only with consent from all his 5 elder sisters. Rest of the film is how Karthi tries to convince the rest of the family to give nod for his marriage.