After the sudden death of his brother, Matt finds a chest under Evan's bed-and uncovers discovers his brother's biggest secret: Evan was a superhero. Now, armed with his brother's super-suit, can Matt uncover the truth behind his brother's death? And if so, will he be able to handle the dark reality behind it?

Meanwhile, an aging supervillain, the Inventor, puts an elaborate plan is put in motion that could lead to the destruction of everything Matt holds dear. Will Matt be able to stop him in time--or will he face the same fate as his brother?

When you're the kind of kid who's never gotten into a fight, how can you be expected to face supervillains and survive?