Best Sisters Fiction Books of 2026

Hello Beautiful is a heartwarming family story about William Waters, who grew up in a house filled with tragedy and met Julia Padavano in college. With her came her three sisters, and William found contentment in their loving chaos. However, William's past resurfaces, causing a catastrophic family rift that changes their lives for generations. This novel is an exquisite homage to Louisa May Alcott's Little Women, portraying the beauty of loving someone for who they are. Ann Napolitano has crafted yet another poignant and engrossing family tale that will leave readers moved and inspired.

Regretting You by Colleen Hoover is a poignant family life fiction novel about a mother and daughter who struggle to coexist due to their warring personalities and conflicting goals. Their lives are further shattered when the family anchor, Chris, is involved in a tragic and questionable accident. As they struggle to rebuild their shattered lives, new secrets, misunderstandings, and resentment make mother and daughter fall further apart. The novel is emotionally fulfilling and offers the best of both worlds: heartfelt romance and family drama. Overall, Regretting You is a beautiful, emotionally charged novel that will touch the hearts of both mothers and daughters.

The Nightingale by Kristin Hannah is a heart-wrenching novel set during World War II, telling the story of two sisters, Vianne and Isabelle, who are separated by their experiences, ideals, and circumstances. As the Nazis invade France, Vianne must live with the enemy when a German captain requisitions her home, while Isabelle joins the Resistance and risks her life to save others. This novel celebrates the resilience of the human spirit and the durability of women. With powerful insight, Hannah captures the epic panorama of World War II and illuminates an intimate part of history seldom seen, making The Nightingale a must-read for anyone interested in historical fiction.

Malibu Rising by Taylor Jenkins Reid is a family saga fiction book that follows the lives of four famous siblings who throw an epic party to celebrate the end of summer. Set in Malibu in 1983, the Riva siblings, including the talented surfer and supermodel Nina, her championship surfer brother Jay, renowned photographer brother Hud, and their adored baby sister Kit, are a source of fascination for everyone. But as the party progresses, family secrets and drama come to light, leading to a devastating fire that changes their lives forever. Overall, Malibu Rising is a captivating read that explores the complexities of family relationships and the consequences of keeping secrets.

Book Lovers by Emily Henry is a delightful and insightful novel that instantly became a New York Times bestseller. The story follows Nora, a cutthroat literary agent who agrees to go on a sisters’ trip to Sunshine Falls, North Carolina with her beloved little sister Libby. Instead of a peaceful vacation, Nora keeps bumping into Charlie, a bookish and brooding editor from the city. As they are thrown together again and again, they discover things that might unravel the carefully crafted stories they’ve written about themselves. The novel is a comedic meditation on love, family, and going your own way, subverting romance tropes and archetypes. Highly recommended for contemporary women fiction fans.

The Family Across the Street is a gripping psychological thriller that explores the dark secrets that can lurk behind the doors of seemingly perfect families. The arrival of the Wests on Hogarth Street seems like a dream come true, but as the neighbors start to notice strange behavior, it becomes clear that something is not right. The story is full of twists and turns that keep the reader guessing until the shocking conclusion. This book is perfect for fans of Liane Moriarty, Sally Hepworth, and Lisa Jewell, and is a must-read for anyone who loves a good psychological thriller.

Black Cake: A Novel is a captivating family saga that tells the story of two estranged siblings who come together to uncover their mother's hidden past. The inheritance of a black cake, a family recipe with a long history, and a voice recording sets off a chain of events that challenges everything they thought they knew about their lineage and themselves. Charmaine Wilkerson's debut novel is a beautifully written and deeply evocative journey through the life of a family changed forever by the choices of its matriarch. This book is a must-read for fans of character-driven, multigenerational stories.

The Hotel Nantucket by Elin Hilderbrand is a captivating summer read that follows the story of Lizbet Keaton, the new general manager of the Hotel Nantucket, a once Gilded Age gem turned abandoned eyesore. With its complicated past, the hotel is trying to overcome the bad reputation it earned in 1922 when a tragic fire killed a chambermaid. The book is filled with emotional depth, multiple points of view, and an added dash of Roaring Twenties history. Hilderbrand's writing style is both dishy and fun, making The Hotel Nantucket a must-read for fans of beach reads and family life fiction books alike.

The House of Eve by Lauren Wilkinson is a must-read for historical fiction lovers. Set in 1950s Philadelphia and Washington, DC, the novel explores the lives of two young Black women, Ruby and Eleanor, and their struggles with womanhood and motherhood. The author's writing style is captivating, and the characters are well-developed, making it easy for readers to empathize with them. The House of Eve is a powerful and thought-provoking book that highlights the challenges faced by women in the mid-20th century. Overall, this book is a unique and compelling read that should not be missed.

The Unhoneymooners, written by the New York Times bestselling authors of Roomies, follows the story of Olive Torres and Ethan Thomas, sworn enemies who find themselves on a free honeymoon in Hawaii after the entire wedding party gets food poisoning. Agreeing to pretend to be newlyweds, they embark on a ten-day adventure that turns out to be more than they bargained for. The book has been praised for its unique blend of humor and heart, and its relatable portrayal of bad luck in love. Overall, The Unhoneymooners is a delightful romantic comedy that will leave readers with a smile on their face.