Kazuomi and An pay a visit to Arata's apartment for a study session due to both Arata and An repeatedly scoring poorly on their previous tests. When Kazuomi leaves early, An confesses to Arata that they met previously and that she fell in love with him at first sight. Ryo decides to check up (eavesdrop) on Arata via his cell phone but learns An and Arata are alone and rushes to the apartment...