Jeon Jungkook, a secret mafia leader, owner of the largest car companies in all parts of the world, is cold and they call him “dead-hearted”. One day he was in a country to make a deal. He was in his luxurious Mercedes Benz car. He was looking out of his black window. Suddenly, he saw a girl. His heart beat for the first time. He fell in love with her... deeply. He asked all his spies to bring him information about her. He wanted her, his possession at any cost, whether she liked it or not.