Ki-bong is a mentally challenged forty-year-old man who lives in a rural village with his aging mother. After accidentally winning a local race, Ki-bong finds himself training for the National Amateur Half Marathon so that he can buy his mother some false teeth with the prize money. Despite being coached by the head of the village, Mr. Baek, the villagers remain skeptical about his chances of winning, all except for the girl who works in the local photo shop.
Six actresses — Youn Yuh-jung, Lee Mi-sook, Go Hyun-jung, Choi Ji-woo, Kim Min-hee and Kim Ok-bin, each portraying themselves — come together for a Vogue Korea magazine photo shoot at a studio in Cheongdam-dong, Seoul on Christmas Eve, resulting in a clash of egos between individuals not used to sharing the limelight.