Books like Days Without Number by Robert Goddard

Dan Brown’s thriller follows symbologist Robert Langdon and cryptologist Sophie Neveu as they race through Paris to solve a murder at the Louvre, uncovering a conflict between the Priory of Sion and Opus Dei over a controversial religious secret.

In an elite New England college, a charismatic classics professor lures a group of eccentric students into obsessive study, leading them from intellectual curiosity to corruption, betrayal, and ultimately murder.

Former CIA agents turned detectives Sean King and Michelle Maxwell investigate a murder inside a secretive lab near a CIA training camp, uncovering a conspiracy that could shatter national security.

Blaze is Stephen King's early novel, originally written before Carrie and published in 2007 under his pseudonym Richard Bachman after a rewrite that cut much sentimentality.

A TV journalist on the verge of stardom becomes obsessed with finding her birth mother while covering a high‑profile murder trial, uncovering family secrets that threaten the inheritance of a wealthy, contested estate.

In this Firefly‑era comic, the Serenity crew’s first successful heist reveals their wildest fantasies and a planned escape to a tropical paradise, but a relentless pursuer escalates their adventure.

When crime lord Manuel Perrine escapes prison, he seeks revenge on Detective Michael Bennett and everyone he loves. A tense hunt unfolds as the FBI’s witness‑protection program shelters Bennett’s family on a rural California farm.

After the Treaty of Versailles talks, a British diplomat’s mysterious death in Paris sparks an ex‑fighter pilot’s quest for truth, plunging him into a web of intrigue amid the post‑war peace conference.

A man's ordinary night spirals into danger when a mysterious stranger recognizes him at a party, hinting at a hidden past and deadly secrets.

When a 20‑year‑old Moldovan university student goes missing, British Intelligence races to stop a terrorist plot that could cripple global military communications, while Nick Stone refuses to play the usual role he has always expected.

Caterina Pellegrini, a Venetian-born baroque opera scholar, is sent back to Venice to examine two locked trunks thought to hold the papers of a deceased baroque composer, uncovering inheritance disputes and surprising secrets.

Former superstar couple Thom and Jennifer Harlow vanish from their ranch, sparking a private‑investigation by famed agent Jack Morgan into secrets of fame, family, and financial ruin.

At a lush villa on the sun-soaked island of Madeira, Martin Radford is given a second chance. His life ruined by scandal, Martin holds in his hands the leather-bound journal of another ruined man, former British cabinet minister Edwin Strafford. What's more, Martin is being offered a job--to return to England and investigate the rise and fall of Strafford, an ambitious young politician whose downfall, in 1910, is as mysterious as the strange deaths that still haunt his family.Martin is intrigued by Strafford's story, by the man's overwhelming love for a beautiful suffragette, by her inexplicable rejection of him and their love affair's political repercussions. But as he retraces Strafford's ruination, Martin realizes that Strafford did not fall by chance; he was pushed. Suddenly Martin, who has not cared for many people in his life, cares desperately--about a man's mysterious death and a family's terrible secret, about a love beyond reckoning and betrayal beyond imagining. Most of all Martin cares because the story he is uncovering is not yet over--and among the men and women still caught in its web, Martin himself may be the most vulnerable of all....From the Trade Paperback edition.

Former CIA operative Keith Landry returns to his Midwestern hometown of Spencerville to confront a love triangle that turns deadly, as past rivalry and jealousy ignite violence, vengeance, and renewed passion.

Detective Constable Cat Kinsella investigates a brutal murder that forces her to confront a family secret, questioning whether her father’s lies conceal a lifetime of crimes.

At Wyndemere House, Fern and her mother serve a wealthy family while their lives are reshaped by a new wife’s strict rules and a forbidden friendship with the Finchson son. The rigid class hierarchy leaves them powerless to protect their future.

Dream Days is a collection of whimsical childhood sketches by Kenneth Grahame that explore the adventures of three brothers and two sisters in a quaint English setting.

A summer walk along Offa's Dyke turns into a haunting investigation when an elegant woman is murdered, leading a curious tramp to uncover secrets that threaten powerful people.

Harry Barnett, a weary caretaker on Rhodes, is thrust into a mystery when a guest goes missing after taking photos, leading him back to England and a past he thought he’d abandoned.

Three young men from different countries meet decades later and become adversaries, racing against time to steal 200 tons of uranium.

After a scandal forces the Montrose family to escape Boston, they settle at the isolated Willow Hall. Their daughters soon uncover the house’s dark secrets, and Lydia must awaken a hidden power to protect her family.