Would you rather dance beneath the waves or hide your smuggled magic there? Welcome to a world of sparkling adult fantasy and science fiction stories edited by Stephanie Burgis and Tiffany Trent and featuring underwater ballrooms of one sort or another, from a 1920s ballroom to a Martian hotel to a grand rock ’n’ roll ball held in the heart of Faery itself. Stories in this anthology: Ysabeau S. Wilce, “The Queen of Life” Y.S. Lee, “Twelve Sisters” Iona Datt Sharma, “Penhallow Amid Passing Things” Tiffany Trent, “Mermaids, Singing” Jenny Moss, “A Brand New Thing” Cassandra Khaw, “Four Revelations from the Rusalka Ball” Stephanie Burgis, “Spellswept” Laura Anne Gilman, “The River Always Wins” Shveta Thakrar, “The Amethyst Deceiver” Patrick Samphire, “A Spy in the Deep”

In an alternate London where magical creatures are preserved in a museum, two teens find themselves caught in a web of intrigue, deception, and danger. Vespa Nyx wants nothing more than to spend the rest of her life cataloging Unnatural creatures in her father's museum, but as she gets older, the requirement to become a lady and find a husband is looming large. Syrus Reed's Tinker family has always served and revered the Unnaturals from afar, but when his family is captured to be refinery slaves, he finds that his fate may be bound up with Vespa's — and with the Unnaturals.  As the danger grows, Vespa and Syrus find themselves in a tightening web of deception and intrigue. At stake may be the fate of New London — and the world