After having and believing a saying that you'll find your true love in the last week of the Class, Ji Eun who is actually one of the believers find herself having a bad luck after seeing her enemy 'Haruma Miura' which was always been her classmate in her house, finding out they'll live together as roommates at her little apartment, but that'

  September 1999,   People  have became fond of the Mansion on Kirino 67th Street   Issues and Rumors have end o

two friends struggles to kept their promise to enroll in a school but they never knew a problem love square persists, will there be a solution in this tangled mystery? obviously a mathematical sentence is waiting up...!