Best Best Friend's Sibling Books

The highest-rated books featuring the Best Friend's Sibling trope, ranked by readers and listeners. Browse 28 titles across Romance.

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Best friend's sibling romances nail that specific tension where attraction feels both inevitable and transgressive. There's comfort built in from years of knowing each other, but crossing that line threatens everything—the friendship, the family dynamics, the identity you've constructed together. The payoff hits hard because it's not just about two people falling in love; it's about choosing each other over loyalty, risking everything that used to feel safe. What makes this trope work is the guilt mixed with inevitability, the sense that maybe this was always going to happen.

You'll find these stories across contemporary romance, new adult, and even paranormal romance. Expect slow burns where glances mean everything, tension that builds over years sometimes, and the delicious moment when someone finally says what's been unsaid. The books on this page span from sweet and emotional to dark and angsty—some lean into the transgressive thrill, others into the bittersweet realization that love doesn't follow the rules you set for yourself.

  1. 1
    Romancing Mister Bridgerton cover

    Romancing Mister Bridgerton

    Bridgertons • Book 4

    by Julia Quinn

    ★ 4.40 BLT Score (436.4K ratings)
    ★ 3.88 Goodreads (436.4K)
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  2. 2
    Beautiful Player cover

    Beautiful Player

    Beautiful Bastard • Book 3

    by Christina Lauren

    ★ 4.39 BLT Score (80.7K ratings)
    ★ 4.22 Goodreads (80.7K)
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  3. 3
    All the Way cover

    All the Way

    Hot Jocks • Book 2

    by Kendall Ryan

    ★ 4.28 BLT Score (14.2K ratings)
    ★ 3.92 Goodreads (14.2K)
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  4. 4
    Deserving Reese cover

    Deserving Reese

    The Refuge • Book 3

    by Susan Stoker

    ★ 4.28 BLT Score (2.5K ratings)
    ★ 4.44 Goodreads (2.5K)
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  5. 5
    Beautifully Broken Spirit cover

    Beautifully Broken Spirit

    Sutter Lake • Book 3

    by Catherine Cowles

    ★ 4.27 BLT Score (16.5K ratings)
    ★ 4.18 Goodreads (16.5K)
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  6. 6
    Savor the Moment cover

    Savor the Moment

    Bride Quartet • Book 3

    by Nora Roberts, Angela Dawe

    ★ 4.25 BLT Score (62.0K ratings)
    ★ 4.15 Goodreads (62.0K)
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  7. 7
    Wild Love cover

    Wild Love

    Rose Hill • Book 1

    by Elsie Silver

    ★ 4.18 BLT Score (452.7K ratings)
    ★ 3.99 Goodreads (452.7K)
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  8. 8
    You're the One cover

    You're the One

    Very Irresistible Bachelors • Book 1

    by Layla Hagen

    ★ 4.15 BLT Score (7.3K ratings)
    ★ 4.13 Goodreads (7.3K)
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  9. 9
    Baby Mine cover

    Baby Mine

    Roommate Duet • Book 1

    by Kennedy Fox

    ★ 4.08 BLT Score (5.6K ratings)
    ★ 4.06 Goodreads (5.6K)
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  10. 10
    Playing for Keeps cover

    Playing for Keeps

    Hot Jocks • Book 1

    by Kendall Ryan

    ★ 4.07 BLT Score (29.6K ratings)
    ★ 3.71 Goodreads (29.6K)
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  11. 11
    Make or Break cover

    Make or Break

    by E.J. Noyes

    ★ 4.03 BLT Score (504 ratings)
    ★ 3.95 Goodreads (504)
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  12. 12
    Remain cover

    Remain

    by Nicholas Sparks, M. Night Shyamalan

    ★ 4.03 BLT Score (48.7K ratings)
    ★ 3.81 Goodreads (48.7K)
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  13. 13
    Twisted cover

    Twisted

    Lost in Oblivion • Book 2

    by Cari Quinn, Taryn Elliott

    ★ 4.03 BLT Score (1.5K ratings)
    ★ 4.17 Goodreads (1.5K)
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  14. 14
    Schuss cover

    Schuss

    by E.J. Noyes

    ★ 4.01 BLT Score (1.0K ratings)
    ★ 4.02 Goodreads (1.0K)
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  15. 15
    Aldo cover

    Aldo

    Men of the Falls • Book 1

    by Melanie Moreland

    ★ 4.01 BLT Score (1.5K ratings)
    ★ 4.11 Goodreads (1.5K)
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  16. 16
    Taken With You cover

    Taken With You

    The Knight Sisters • Book 4

    by Carrie Ann Ryan

    ★ 3.98 BLT Score (539 ratings)
    ★ 4.38 Goodreads (539)
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  17. 17
    Getting Lucky Number Seven cover

    Getting Lucky Number Seven

    Taking Shots • Book 1

    by Cindi Madsen

    ★ 3.97 BLT Score (10.0K ratings)
    ★ 3.82 Goodreads (10.0K)
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  18. 18
    Twisted Love cover

    Twisted Love

    Twisted • Book 1

    by Ana Huang

    ★ 3.95 BLT Score (1.7M ratings)
    ★ 3.71 Goodreads (1.7M)
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  19. 19
    Forever Never cover

    Forever Never

    by Lucy Score

    ★ 3.94 BLT Score (98.3K ratings)
    ★ 3.96 Goodreads (98.3K)
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  20. 20
    Corrupt cover

    Corrupt

    Devil's Night • Book 1

    by Penelope Douglas

    ★ 3.91 BLT Score (435.7K ratings)
    ★ 3.78 Goodreads (435.7K)
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  21. 21
    The Re-Do List cover

    The Re-Do List

    by Denise Williams

    ★ 3.83 BLT Score (5.6K ratings)
    ★ 3.69 Goodreads (5.6K)
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  22. 22
    Loving the Wolf (SWAT, 14) cover

    Loving the Wolf (SWAT, 14)

    SWAT: Special Wolf Alpha Team • Book 14

    by Paige Tyler

    ★ 3.83 BLT Score (365 ratings)
    ★ 4.31 Goodreads (365)
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  23. 23
    To Rescue A Rogue cover

    To Rescue A Rogue

    Company of Rogues • Book 12

    by Jo Beverley

    ★ 3.81 BLT Score (1.8K ratings)
    ★ 3.95 Goodreads (1.8K)
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  24. 24
    This Summer Will Be Different cover

    This Summer Will Be Different

    by Carley Fortune

    ★ 3.81 BLT Score (370.6K ratings)
    ★ 3.95 Goodreads (370.6K)
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  25. 25
    Finding Audrey cover

    Finding Audrey

    Shopaholic

    by Sophie Kinsella

    ★ 3.79 BLT Score (85.1K ratings)
    ★ 3.75 Goodreads (85.1K)
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  26. 26
    Power Play cover

    Power Play

    BTU Alumni • Book 1

    by Alley Ciz

    ★ 3.77 BLT Score (4.2K ratings)
    ★ 3.56 Goodreads (4.2K)
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  27. 27
    Faceoff cover

    Faceoff

    Heller Brothers Hockey • Book 2

    by Kelly Jamieson

    ★ 3.76 BLT Score (2.7K ratings)
    ★ 3.87 Goodreads (2.7K)
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  28. 28
    Snow Place Like Home cover

    Snow Place Like Home

    Home Sweet Holidays • Book 1

    by Laura Pavlov

    ★ 3.68 BLT Score (33.0K ratings)
    ★ 3.44 Goodreads (33.0K)
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Best Friend's Sibling Books Best Friend's Sibling Audiobooks Forbidden Love Slow Burn Workplace Romance / Boss-Employee Forced Proximity Enemies to Lovers Second Chance Romance Small Town Romance Dark Romance Fated Mates / Soulmates Grumpy / Sunshine Reunion Romance Protector Romance All Tropes

How We Rank Audiobooks

Rankings are driven by listener ratings and review counts from Audible and Goodreads. Books with high ratings across a large number of listeners rank higher — a 4.5 with 50,000 ratings says more than a 4.8 with 200.

Unlike most book lists, we weight audiobook-specific factors: narrator performance, production quality, and how well a story translates to audio. A great book with a poor narration isn't a great audiobook.

We don't accept paid placements or prioritize new releases. These rankings reflect what listeners actually enjoy, not what's being promoted.

Rankings update periodically as new ratings come in and new titles are added to the collection.

Read our full ranking methodology →