Luminous beings, creatures with their own internal light, enchant and astonish us. Bioluminescence is everywhere, in the soil, on the land and throughout the oceans. We will enter into the unknown universe of the dark deep sea where the only illumination is living light. Here weird and wonderful creatures hunt, mate and even hide using light! Join Sir David Attenborough and a team of the world's leading scientists and deep sea explorers on a brand new quest to reveal the secrets of living lights.