After when there was no more Teen Titans, many Titans were retired and stayed in the shadows. When a villain destroys a city of Metropolis named Trigon, returns to Earth and wants to take over the world. When the heroes of Gotham City and leaders named Red Robin also known as Tim Drake and Nightwing also known as Dick Grayson, come together and bring the Teen Titans together again to help take down Trigon and save the world from evil. "Once a Titan, always a Titan."All Rights Reserved