A dreadful fate between Krystal Jung, a Korean-American citizen which is studying abroad in L.A alone and a pure Korean interchange student studying in the same school.    They always gets into each other;s throat in everything, from drinking water from watercooler, to grades and sports.   But one day, when their school is into a blackhole-like thing, only with Krystal and Jae's power can save everyone. Will they end up dying together with the rest