Once, she flashed petulant white. I had come too close; she required a more reserved suitor. Chastened, I settled prone onto the sand and waited, tank almost empty, watching her thread in and out of my cone of light.
At last, a delicate tentacle, scintillating calmly blue and brown, inched out of a crevice and touched my outstretched finger. Tryst concluded, she vanished into the blackness and took up residence forever in my dreams.