Super serious Asahi Suzumura and laidback, easygoing Mitsuki Sayama might seem like an odd couple, but they made a deal; they'll vacation around the world and when they get back to Japan, they'll get married...

Tory Blake is an average-looking 15-year-old boy, who possesses an uncanny sense of time and photographic memory. A self-proclaimed genius; he is spoiled, anti-social and cynical. His boredom is cured when a...