Hikari asks Usagi to go on a double date with Daichi and Mamoru, but they are followed by Minako and Usagi soon learns that Mamoru and Hina are engaged. Meanwhile, Rei goes off on her own and Kunzite plots to capture his own Sailor Senshi.
Les forces du mal s'interroge sur l'identité de la véritable princesse , pendant ce temps un hasard de circonstance va réunir pour une journée Usagi et Mamoru . Mais cela ne va pas durer .