A young woman is released from hospital after receiving treatment for a cancer that she is unlikely to recover from with the treatment having caused her hair to fall out her sister ji hyeon buys her a wig in attempt to give her more confidence it appears that the wig is having the right effect when su hyeon embraces a new lease of life soon the changes in her sisters behavior and appearance begin to cause concern and ji hyeon soon comes to the conclusion that the wig is in fact cursed and i