By winning the annual Hunger Games, District 12 tributes Katniss Everdeen and Peeta Mellark have secured a life of safety and plenty for themselves and their families, but because they won by defying the rules, they unwittingly become the faces of an impending rebellion.

In the ruins of a place once known as North America lies the nation of Panem, a shining Capitol surrounded by 12 outlying districts. The Capitol keeps the districts in line by forcing them all to send one boy and one girl between the ages of 12 and 18 to participate in the annual Hunger Games, a fight to the death on live TV. Sixteen-year-old Katniss Everdeen regards it as a death sentence when she steps forward to take her sister's place in the Games....

For seventeen-year-old Opal Hopper, code is magic. She builds entire worlds from scratch: Mars craters, shimmering lakes, any virtual experience her heart desires. But she can't code her dad back into her life. When he disappeared after her tenth birthday, leaving only a cryptic note, Opal tried desperately to find him. And when he never turned up, she enrolled at a boarding school for technical prodigies and tried to forget. Until now. Because WAVE,...