Two girls who spend all their time together, understanding each other deeply, yet unable to grow closer. One day, "Airi" decides to confess her feelings to "Shinoa," determined to take their relationship one step further. However, her clumsy nature backfires, and the confession goes awry. Leaving a confused "Shinoa" behind in the classroom, Airi flees the scene in panic. This emotional drama unfolds in Senior and Me 'Re:' from U&K.