San Francisco has been slowly sinking for years. The population has adjusted with rooftop markets, bridges connecting high-rises, etc., but the population has also been dwindling as people move to safer places. Bo is one of those who have stayed. Her cousin is coming for her soon, but she can't bring herself to want to leave, not since the disappearance of her mother a couple years ago in a great flood. When a note comes from a resident on another floor, a woman named Mia in her 100s, needing caretaking, Bo takes it as a sign to stay even longer and misses the boat.

Cassie loves a genre-bender and Charlotte McConaghy has delivered. Why am I writing in the third-person right now? I’m not sure, but I think it has to do with excitement level.