Ancient Korea, July 4, 1762. The Crown Prince Hyojang, posthumously named Sado, son of King Yeongjo of Joseon, is accused of treason. Thus, the king asks him to commit suicide, but his closest vassals prevent it, so the king orders the prince to get inside a wooden rice chest, where he suffers deprivation of food and water.

An older brother is a washed-up boxer. His younger brother is a genius pianist with physical disability. The brothers make up through their mother who is full of stories of her past.

An innocent actress runs away from the scandal with an idol, the impudent idol that ruined her career, a passionate manager who is devoted to her and his ex-girlfriend who is now a sexy stewardess. These four that should never be together run into each other in an airplane. No one can run away and the most cheeky and erotic things happen here.