In the near future, Earth is at war with aliens called Worms. The war leaves the population of Earth decimated, with young men the main casualties. The Worms were beaten back but their re-emergence heralds the creation of a mecha unit called the Sonic Divers, piloted by 3 young girls to counter this threat.
| Actor | Role |
|---|---|
 Ayako KawasumiOtoha Sakurano (voice) | Otoha Sakurano (voice) |
 Saori GotoKaren Sonomiya (voice) | Karen Sonomiya (voice) |
 Shizuka ItohEika Ichijo (voice) | Eika Ichijo (voice) |