Angela's past is more than a little rocky, and that rocky path has led her to finish up her juvenile detention sentence on the Yemaya, an alien underwater ship devoted to observation and research. Part of its maintenance crew, at the bottom rung of the status ladder, Angela doesn't see much excitement forthcoming. But that was before encountering the fearsome Taijiku or meeting her crew mate Stella, leaving Angela with a completely different problem and unable to say which is the greater challenge: giant sea monsters or falling in love.