When Iris and Alice's high school dance at the infamous Levy Castle, the site of starlet Mona Moody's unsolved death in the 1940s, is interrupted by a violent assault, they pull out their murder boards and get back to work.

Kathleen Glasgow is the New York Times bestselling author of Girl in Pieces, How to Make Friends with the Dark, and You'd Be Home Now, as well as The Agathas, cowritten with Liz Lawson. She lives and writes in Tucson, Arizona.

Liz Lawson is the New York Times bestselling author of The Agathas (with Kathleen Glasgow) and The Lucky Ones. Liz lives with her family and two VERY bratty cats. You can find her on TikTok, Instagram, and Twitter at @lzlwsn.