A long time ago you had a friend named Hyun, you two were very intimate, but your friend always telled you about past lifes, you always thought that was to scare you, but in your birthday of 15 years you two were in a car, your friend gave you a box and hided the key and said that he is going to give you the key on the end of the day, but your car crash whit another car and he dies,you was the only one alive, after 5 years you are the CEO of an big company and something really strange happen