Krrish 3 is a sci-fi romantic action drama and the third instalment to the Krrish series. The movie revolves around Krishna (Hrithik Roshan), who moonlights as the superhero Krrish. He lives with his wife Priya (Priyanka Chopra), a journalist, and his father, Rohit Mehra (also played by Hrithik Roshan), a scientist. Their lives take a turn when an evil genius, Kaal, spreads a deadly disease, killing thousands. Krrish finds himself helpless as he sees people dying around him, but soon Rohit is able to protect everyone by creating the antidote for the disease. However, Kaal is on a bigger mission and his army of human-animal mutants is led by Kaya (Kangana Ranaut). Krrish and his father must defeat them to protect the world.