"Nat Drozdova is desperate to save a life. Doctors can do little for her cancer-ridden mother, who insists there is only one cure--and that Nat must visit a skyscraper in Manhattan to get it. Amid a snow-locked city, inside a sleek glass-walled office, Nat makes her plea and is whisked into a terrifying new world. For the skyscraper holds a hungry winter goddess who has the power to cure her mother...if Nat finds a stolen object of great power. Now...

Barely able to walk and rendered mute by the cancer metastasizing in his throat, Ulysses S. Grant is scratching out words, hour after hour, day after day. Desperate to complete his memoirs before his death so his family might have some financial security and he some redemption, Grant journeys back in time. He had once been the savior of the Union, the general to whom Lee surrendered at Appomattox, a twice-elected president who fought for the civil...