로맨스탐정 - S01

In Iraq, archaeologists uncover ancient artifacts that foretell the rise of a dominant race and the downfall of civilization. Meanwhile, in Graviton City, A-Ko and B-Ko's fierce rivalry over Kei escalates when Mr. Daitokuji arranges a marriage between Kei and Miss Ayumi. Enraged by the engagement, both girls go to extreme lengths to stop the wedding. Unbeknownst to them, an alien fleet is once again heading toward Earth.