The story of Plus Two revolves round 5 youngsters. Prince is a twelfth grade scholar who stays alone in a villa as his dad and mom are overseas. A woman Meenakshi with the aim of trying round for her sister Parvathy, arrives on the flawed handle (Prince's home). The dying of her mom causes him to sympathize on her and he decides to assist her. As time passes, secrets and techniques are revealed, and altering conditions pressure them to be extra mature than their age calls for.