Kimi to Tsukiyo no Juliet

Two families, the Hanagakis and the Kowaroons, are locked in a long-standing business rivalry. The Hanagakis are determined to defeat the Kowaroons, and their daughter Kotori frequently clashes with Jin Kowaron, the rival family's son, at their shared junior high school. Despite their constant arguments, the two encounter each other at school one night and feel an unexpected attraction. However, their families oppose any closeness between them, and external forces work to keep the pair apart.