A heartwarming story about the strength in friendship, the thrill of unexpected love, and the courage to follow your heart. Ambitious event planner Olivia Lane is determined to impress a bestselling author with her luxury women's retreat in Blue Moon Bay. The seaside escape is all about independence and self-care-until a house full of off-duty firefighters moves in next door. Their charming leader, Brody Mitchell, is everything Olivia's been trying to avoid. But as sparks fly and hearts open, Olivia must decide if love is a distraction-or exactly what she needs. From a New York Times bestselling author, don't miss this uplifting story of sisterhood, self-discovery, and a romance that's too hot to resist in THE SISTERHOOD PROMISE .