'A pitch dark, pitch perfect novel... Beautifully written, a stunning thriller.' Andrea Mara Six months ago, we moved in together. Lucy, Nicole, Sloane and me. Lucy pulled us into her orbit and showed us what college life could be. Now Lucy is missing, and a boy from the house next door is dead. The police are asking questions, but we won't break. We'll keep her secrets. And ours. *An Amazon's Best Mystery and Thriller pick for January 2024* From the New York Times bestselling author of A Flicker in the Dark comes an utterly gripping thriller about female friendships and deadly secrets. Praise for ONLY IF YOU'RE LUCKY 'Utterly hypnotic ... Reader beware—this will keep you breathless to the very end.' Lisa Gardner 'Dark, intense, and completely addictive.' Laurie Elizabeth Flynn 'A wonderfully disturbing read – I raced through it' Sabine Durrant 'Willingham gets better with each book, and this is my favorite yet' Marie Claire 'A delicious thriller about envy and friendship' Woman's Own