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The Dungeon of Peril Mystery

A Case Twins Adventure

Art, intrigue, and danger intertwine in the Case Twins’ third thrilling adventure!

When seventeen-year-old Dan agrees to paint a portrait of Mrs. Maitland’s prized dogs, he doesn’t expect to become enmeshed in her mansion’s dark secrets. What begins as his first commission quickly spirals into a tangled web of cryptic messages, mysterious disappearances, and a twisted tale of vengeance.

Together with his brother Paul and their loyal friend Jake, Dan faces a ruthless gang, cloaked figures lurking in the shadows, and a dangerous conspiracy tied to missing gold. But as tensions rise and danger mounts, Dan must fit together the pieces that will either solve the mystery—or doom the Maitland heir.

Set against the backdrop of stormy nights, an eerie mansion, and pulse-pounding chases, The Dungeon of Peril Mystery is a gripping tale of courage, curiosity, and uncovering the truth at any cost.

Perfect for fans of suspenseful YA thrillers, boys and reluctant readers, this story will keep you guessing until the very last page!


Some Reviews


Part sleuth mystery and part young adult adventure, The Dungeon of Peril Mystery is a delightful read that mystery lovers will savor with relish. Dorian Rockwood has woven an intricate plot featuring shocking reveals alongside twists and turns you never see coming. However, the main highlight of the book is its characters. The two brothers, Dan and Paul, have distinct personalities and character traits. Their brotherly dynamic is genuine, and their likable personalities make it easy for the reader to root for them. I found the narrative well-paced and layered with action, mystery, and intrigue. It will keep you entertained from start to finish. I also appreciated the small doses of humor sprinkled throughout the book. The dialogue is witty, and every interaction between the main characters is captivating. If you’re a fan of young adult sleuth mysteries, this will be right up your alley! – Readers’ Favorite, P. Deka



… an engrossing teen crime novel that you can’t put down. Packed with danger and adventure, it’s a young crime fan’s dream book… What I like is the dynamic dialogue between the characters, a plot that’s both full of energy and mystery, and the bravery and determination that these young sleuths show. From the beginning lines of crackling dialogue, all the way through the mysterious clues and dungeon fraught with danger, this book holds your attention, and the surprises along the way make it an exciting, satisfying read. The banter between the brothers feels natural and is LOL funny in a lot of places. It’s their bond that holds the story together and keeps it interesting. – Tammy Ruggles for Reader Views


The Dungeon of Peril Mystery is a vibrant and cleverly written young adult adventure that blends sibling humor, gothic mystery, and lighthearted suspense into a wholly entertaining package…. With its brisk pacing and atmospheric setting, this novel is a highly enjoyable read for fans of classic teen sleuth stories with a modern narrative flair… Rockwood’s strength lies in character work. Dan is earnest, curious, and artistically minded, while Paul provides levity with his sarcasm and bravado. Their interactions are consistently entertaining and endearing, and their relationship is the beating heart of the story…The prose is engaging and smooth, with a tone that dances between playful and suspenseful. Dialogue is sharp and era-appropriate, adding to the novel’s nostalgic charm. Rockwood’s descriptions of setting—from the art room to the stormy halls of the Maitland estate—are vivid without being overwrought. The inclusion of old-school elements like wrestling on black-and-white TV and soda fountain jobs help root the book in its time period without ever bogging it down….Ultimately, The Dungeon of Peril Mystery is a smart, witty, and immersive read. It delivers on humor, heart, and suspense while showcasing Rockwood’s clear affection for the genre. With more entries in the Case Twins series, this book serves as an excellent starting point that will leave readers eager for the brothers’ next mystery. – Next Best Read


Paperback Editions Available from:

Ebook Editions Available from:

Hardcover Edition Available from:


Paperback: 978-1-962056-08-3

Ebook: 978-1-962056-07-6

Hardcover: 978-1-962056-13-7

Published inActionAdventureCrimeDetectiveHistorical FictionMystery