"Her instructions were clear: travel to human space. Once in human space, stay there. Do not return. Speak only your name. Do not take the test. protect your mind. Do not speak of your world, your life or your species until you meet someone who tells you first." Joshua Carter is alarmed to discover Roivan, a member of a telepathic, telekinetic and amphibian species, stowing away on his ship. Joshua must discover where she is from and what she wants.