The Unknown Guest (An Aria Brandt Psychological Thriller—Book Four): An unputdownable psychological thriller packed cover to cover with twists and turns

“A brilliant book. I couldn’t put it down and I never guessed who the murderer was!”

—Reader review for Only Murder

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In a contemporary Upper East Side penthouse, Aria Brandt meticulously restores a Roaring Twenties masterpiece—only to become entangled in a modern scandal.

Her latest commission tangles her in ancriminal investigation when her employer's spouse, suspected of infidelity, disappears without a trace.

As Aria delves deeper, she finds eerie parallels between the decadent past and the perilous present that challenge her sanity.

She must ask herself—is this merely coincidence? Or is history repeating itself—and can she expose the deceit before becoming another vanishing act?

THE UNKNOWN GUEST is the fourth book in a new psychological suspense series by #1 bestselling and critically acclaimed mystery and suspense author Rylie Dark, whose books have received over 2,000 five-star reviews and ratings.

Future books in the series are also available!

“I loved this thriller, read it in one sitting. Lots of twists and turns and I didn’t guess the

culprit at all… Already pre-ordered the second!”

—Reader review for Only Murder

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“This book takes off with a bang… An excellent read, and I'm looking forward to the next book!”

—Reader review for SEE HER RUN

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“Fantastic book! It was hard to put down. I can’t wait to see what happens next!”

—Reader review for SEE HER RUN

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“The twists and turns kept coming. Can't wait to read the next book!”

—Reader review for SEE HER RUN

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“A must-read if you enjoy action-packed stories with good plots!”

—Reader review for SEE HER RUN

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“I really like this author and this series starts with a bang. It will keep you turning the pages till the end of the book and wanting more.”

—Reader review for SEE HER RUN

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“I can't say enough about this author! How about ‘out of this world’! This author is going to go far!”

—Reader review for ONLY MURDER

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“I really enjoyed this book… The characters were alive, and the twists and turns were great. It will keep you reading till the end and leave you wanting more.”

—Reader review for NO WAY OUT

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“This is an author that I highly recommend. Her books will have you begging for more.”

—Reader review for NO WAY OUT

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