In a distant galaxy, a gentle giantfish's last echo could hold the key to saving an entire civilization from an ecological disaster....

When the coral capital of the future, a city beneath the sea, faces a catastrophic ecological crisis, a group of outcasts must unite to save their home from collapse....

In a future where the last coral reef is on the brink of collapse, a young marine biologist and an advanced AI must unite to save the ecosystem and prevent the extinction of marine life....