Geneva is a 40-year-old hotelier desperately trying to keep her family's historic Rosalie Inn financially afloat in the hurricane-prone town of St. Medard's Bay, Alabama. Burdened by mounting debt, maxed-out credit cards, and the expensive care required for her mother's early-onset Alzheimer's, she feels trapped by her family's legacy. She accepts a lucrative long-term booking from a true-crime writer, a desperate financial decision that inadvertently opens the door to buried local secrets.

Lo is a charismatic former local resident who was accused of murdering a prominent politician's son during Hurricane Marie forty years ago. Having survived decades of intense public scrutiny, tabloid rumors, and financial instability, she returns to St. Medard's Bay to collaborate on a memoir. She uses her charm and pragmatic survival instincts to shape how others perceive her history.

August is a true-crime writer and journalist who arrives at the Rosalie Inn to investigate a decades-old death. He presents himself as an empathetic ghostwriter dedicated to helping his subject tell her side of the story. Beneath his professional exterior, he harbors an intense obsession with the cold case and aggressively pursues hidden details about the town's past.

Ellen is the former proprietor of the Rosalie Inn who currently lives in a care facility due to early-onset Alzheimer's disease. In her youth, she was known as a quiet, steady presence who grew up helping her parents run the beachfront property. Though she is now largely detached from the present day, she harbors tightly held secrets regarding the events of the deadly 1984 hurricane season.

Landon is a deceased figure whose 1984 death during Hurricane Marie drives the central mystery of the narrative. The son of the Alabama governor, he was a charismatic but reckless young man who chafed against his family's strict political expectations. His body was discovered near the Rosalie Inn, and conflicting accounts portray him as either a tragic romantic or an entitled, manipulative heir.

Edie is the assistant manager at the Rosalie Inn and her employer's closest confidante. She maintains a gruff, guarded exterior but works tirelessly to protect the hotel and keep the business running. When a controversial true-crime author arrives, Edie becomes uncharacteristically cold and hostile, hinting at a deep-seated discomfort with the town's historical scandals.

Beth-Anne is a long-time shopkeeper in St. Medard's Bay who recently passed away during the COVID-19 pandemic. A plain-spoken and pragmatic survivor of multiple severe storms, she passed her fierce instinct for self-preservation down to her child. Her terrifying experiences during the catastrophic Hurricane Delphine shaped her fatalistic view of coastal life.

Beau Fitzroy is a powerful former governor of Alabama who represents a corrupt political dynasty built on old wealth. He aggressively pressures his family members to conform to his ambitions and uses his considerable political influence to steer local authorities and investigations to protect his family's reputation.

Dr. Linus Bailey is a deceased physician whose cruel behavior marked his family's history. Described as disdainful and abusive, he forced his wife to vacation at a coastal inn and subsequently endangered them both by insisting they flee into the path of an oncoming hurricane.

Alison is a former Miss Alabama who married into a powerful political family. Her high-profile marriage was closely scrutinized by the press, leaving her to navigate the intense public humiliation and media fallout of massive scandals.

Camile is a member of the powerful Fitzroy family whose image appears in old newspaper clippings. She represents the insulated, wealthy world of Alabama political dynasties that profoundly affects the lives of those in St. Medard's Bay.

Chris initially encouraged a major career change involving the takeover of a struggling beachfront hotel. He eventually abandoned both the business venture and the relationship, leaving substantial debt behind.

Jack is a literary agent who connects a controversial subject with a professional writer. He facilitates the initial communication that leads to a lucrative collaborative memoir project.

Opal is a nurse who works at a local care facility. She provides steady reassurance regarding safety protocols and evacuation plans as severe weather approaches the coast.

Tim is a deceased St. Medard's Bay local who married into a family of innkeepers. He was a kind, stable man who provided a sense of grounding and normalcy for his family in the years following a chaotic historical scandal.

Ray is the handyman at the Rosalie Inn. He assists with the intense physical labor required to secure the aging property against seasonal storms, working diligently as heavy weather bears down on the coast.

Cap is a local fisherman and long-time resident of St. Medard's Bay. He represents the steadfast, everyday community of the coastal town, going about his routines despite the constant threat of seasonal storms.