Unknown undercurrents. Looming life decisions. Can she repair their friendship before it sinks beneath the waves? Seraphina Lastra Covington wants to enjoy her last summer of high school. After a lousy junior year at her human boarding school, the seventeen-year-old yearns to put off major life decisions and repair the rift between her and her Selkie best friend, Ro. But when Ro's terrifying grandmother descends upon the Hamptons' house, Seraphina fears their fun summer won't be the only thing that dies. Avoiding Merrowfolk politics and ignoring Ro's snarky comments, Seraphina hopes she can survive the summer unscathed. But when she makes a disastrous mistake and Ro takes the blame for it, she fears the backlash will scar them both forever. Can Seraphina fight the tide going out on their friendship before it's too late, or will this summer spell the end of all she holds dear? The Tidal Space Between is the novella prequel to the Space Between urban fantasy series. If you like deep bonds of friendship, coming of age stories, and taking responsibility for your actions, you'll love Cassandra Stirling's quirky tale. Buy The Tidal Space Between to surf the wave today!