Lily Bloom is a fiercely resilient young woman who has moved to Boston to open her own floral shop, determined to break the generational cycle of domestic violence she witnessed in her childhood home. Her world changes when she meets Ryle Kincaid, a brilliant, charismatic neurosurgeon whose initial no-strings-attached attitude melts into a deep, consuming romance. However, as Ryle's volatile, abusive behaviors begin to mirror her past trauma, Lily's first love, Atlas Corrigan, suddenly re-enters her life. Lily is forced to muster an absolute, earth-shaking level of inner strength to make a devastating choice, breaking the cycle of abuse permanently to protect her future.