Ritu movie story follows the lives of three childhood friends Sarath Varma, Varsha John, and Sunny Pynadath. The trio were almost inseparable as friends and they grew up in the same neighbourhood in their love, bonding, and innocence. They shared one single dream of journeying together in life forever. But, in reality, were they within what they believed what they were?
In life, a point of time arrives when you face the ultimate question: who are you? The three friends finally arrive at that moment when the question stares at them. Did the truth they found out help them?.