Mei's memories of her time that had been lost have begun to return. She remembers being isolated because she could hear the voices of ghosts and how she would cover her ears to block them out in fear of being hurt further. All the memories come flooding back to Mei and certain emotions begin taking root in her heart. Furthermore, the promised night of the full moon has arrived.
芽衣は失っていた現代の記憶を取り戻す。
お化けの声が聞こえることで孤立してしまったこと、傷つくことを恐れて様々なことから耳をふさいでいたこと……。
すべてを思い出した芽衣の心に、ある感情が芽生え始める。そして、約束の満月の夜がやってくる――。