The ManyBooks library is featuring Waterspell Book 1: The Warlock today. In anticipation of the 2022 release of Book 4, the series-starter remains free in all ebook formats. If you’ve been planning to pick up a copy, all of the quick-links to all of the booksellers are here:
https://deals.manybooks.net/ebooks/the-warlock-waterspell-book-1
