Cheol-joong who is struggling to survive, takes care of his sister Mi-joong who is severely handicapped. Mi-joong likes her brother's friend Chang-gi who doesn't even want to be near her because of her twisted body, her slurring speech, enormous weight and everything else. Cheol-joong asks Chang-gi to sleep with her for Mi-joong's sake. However, Chang-gi will not do such a thing. Meanwhile, mentally handicapped Deok-ho falls in love with Mi-joong. Cheol-joong however, can't stand that Deok-ho likes her...