Charlie loses his first Hero Rising game ever to a new player named Grudge, a teenage boy trained by Elias Powers. Grudge and Powers are working with Damaged to take down Aaron Stone and unleash a virus known as "Mutant Rain", that will turn the entire world into mutants. On his first mission stopping Grudge, Aaron is pushed out of the way by Dark Tamara when Grudge fires a device, leaving her temporarily blind. He then uses the device to infiltrate Hall Industries and release U. Meanwhile, Jason becomes more suspicious of Charlie's behavior, with him finally finding out that Charlie is Aaron Stone. Note: This episode and the following episode premiered on Disney XD India on May 21, 2010.