Hidden secrets, painful pasts and happy endings. That's usually how it goes, no? Maybe not, Hyukjae quickly learns. Meet Lee Donghae, a twenty-five-year-old man-child with the mentality of a five-year-old; Hyukjae's best friend. A big, childish baby who

Lee Donghae is an amnesiac. Following an accident that kills his parents, he trudges through the next few years trying to piece his past together. On an afternoon by the waterfall, a redheaded man approaches him, presenting a key that unlocks the Pandora's box to his lost memories. Does he take it?