Deemo is a lonely individual who lives in solitude, playing the piano in a castle. One day, a girl who has lost her memory falls from the sky. Wanting to help her recover her memories and return to her world, Deemo discovers that a tree kept atop the piano will grow whenever the piano is played.
| Actor | Role |
|---|---|
 Ayana TaketatsuAlice (voice) | Alice (voice) |
 Akari NibuMasked Lady (voice) | Masked Lady (voice) |
 Akari KitoSania (voice) | Sania (voice) |
 Ayane SakuraRosalia (voice) | Rosalia (voice) |
 Gaku HamadaMirai (voice) | Mirai (voice) |
 Naomi WatanabeFragrant Sachet (voice) | Fragrant Sachet (voice) |
 Issey OgataNutcracker (voice) | Nutcracker (voice) |
 Kouhei MatsushitaHans (voice) | Hans (voice) |
 Koichi YamaderaValensky (voice) | Valensky (voice) |