After being kidnapped and imprisoned for fifteen years, Oh Dae-Su is released, only to find that he must find his captor in five days.

In 1986, a group of foreign-born Korean teenagers attend a summer camp in South Korea.

In this competition of intelligence, contestants face off in games of wit and strategy to be crowned winner and go home with the ultimate prize.

A pitiless demon becomes powerless after getting entangled with an icy heiress, who may hold the key to his lost abilities -- and his heart.