Finlay Donovan Crosses the Line Hardcover – Book 5 in Finlay Donovan Series

Finlay Donovan Crosses the Line hardcover is the fifth book in the bestselling Finlay Donovan series by Elle Cosimano. Packed with wit, suspense, and fast-paced storytelling, this highly anticipated installment continues the thrilling journey fans can’t get enough of. It’s a must-read for mystery lovers and anyone hooked on this fan-favorite series.

Life hasn’t been easy for Finlay Donovan, but things take a turn for the worse when her nanny and partner-in-crime, Vero, is extradited to Maryland to face criminal charges for a theft she insists she didn’t commit. With a looming court date and threatening messages demanding answers, the stakes are higher than ever.

Finlay Donovan Crosses the Line Hardcover – Book 5 Mystery Thriller

As Vero struggles to prove her innocence under intense pressure, Finlay steps in to uncover the truth. Determined to help her friend, she heads to Maryland on a mission to track down the real culprit and clear Vero’s name before it’s too late.

Blending humor with suspense, this gripping fifth installment delivers twists, tension, and unforgettable characters. Perfect for fans of ongoing mystery series, thriller novels, and BookTok favorites, this hardcover edition is a standout addition to any collection.

Product Details

Product: Finlay Donovan Crosses the Line – Hardcover
Author: Elle Cosimano

Series: Finlay Donovan Series – Book 5

Format: Hardcover

Genre: Mystery / Thriller / Contemporary Fiction

Features:
Bestselling series installment
Fast-paced, witty storytelling
Strong female lead characters
Suspenseful and engaging plot
Popular BookTok and book club pick

Pages:
368 pages

Dimensions:
1.27 x 8.43 x 5.75 inches

Publication Date:
March 17, 2026

Use:
Leisure reading, book collections, gifts for book lovers, BookTok recommendations