Nagarahavu Tamil Movie Online HD, The story is Naganika and her forefathers have always been known to safeguard the ancient monument of Lord Shiva. Jealous of this prestige was the rival family of Tantrik Kapali who tried in every way to steal their place. In one such fight, Kapali manages to kill Naganika. And right before she dies, she swears to come back and avenge this injustice. In her next birth, Naganika is reborn more powerful and determined to seek revenge.