She has a heart like a bright hot flame.He has a heart that is like a cold block of iceHe got a mission to freeze her heartShe got a mission to melt his heartWhat happens IF they fall in love with the one that they have to destroy? ForewordThe Main Characters  Seohyun: KindBeautifulSmartHas a heart of a flameLoveableHelpful  Kris:RudeHandsomeSmartHas a heart of icePlayboyHas a warm side to him that he only shows to the ones that he cares about Exo:All have hearts of ice but not as cold as their leader KrisEach has a special powerHandsomeSeem cold on the outside but they are really nice when you get to know them Girls Generation:BeautifulKindHearts of flames but not as bright as their maknaes SeohyunIs loved by everyone              These are just the most important characters but there are other characters that will be in this story often   And I did not plagarize, if it is simialar to another story then it was just by coincidence