// query the unknown · solve the mystery

SQL Puzzles: Story-Driven Challenges

Data is your only weapon. Investigate crimes, recover ancient artifacts, and save civilizations using nothing but your terminal.

VINEYARD SABOTAGE

BEGINNER

🍇Chateau Belmont: Frost on the Vine

Frost protection went dark on three blocks in one night, and a fortune in grapes was lost. Find out who disabled the sensors.

MUSIC INDUSTRY

INTERMEDIATE

🎵Sundial Records: The Ghostwriter Scandal

A songwriter's royalties don't add up. Follow the payment trail through approvals and overrides to expose who's skimming the money.

SHELL COMPANY FRAUD

ADVANCED

📬900 Corporate Plaza: The Shell Game

A shell company chain hides who really owns a federal contract -- and why they're not allowed to.

MARATHON DOPING

INTERMEDIATE

🏅City Marathon: A Course Record, and Some Company

A new course record just fell -- but the real story is who else got flagged. Follow the blood test back to a banned supplier.

AUCTION FRAUD

🔒BEGINNER

🍷Chateau Noir: The Counterfeit Cellar

Millions in counterfeit wine just sold at auction under everyone's nose. Trace the appraiser who kept signing off on fakes.

CRYPTO FRAUD

🔒INTERMEDIATE

🪙MoonCoin: The Rug Pull

A token just crashed 98% in a single day. Follow the liquidity to the wallet that pulled the plug.

CORPORATE COVER-UP

🔒BEGINNER

🚗Ironclad Motors: The Silent Recall

Brakes are failing on the road, and the batch had already failed inspection once. Find out who overrode the warning and shipped it anyway.

ESPORTS SCANDAL

🔒INTERMEDIATE

🎮Overtime: The Fixed Match

A heavy favorite just lost the biggest match of the season. Follow the betting spike and the payment trail to name the fixer.

ACADEMIC FRAUD

🔒ADVANCED

📝Westfield University: The Paid Grade

A failing student's transcript doesn't match his exam scores. Follow the money to find out why.

MARITIME MYSTERY

🔒BEGINNER

🛳MS Aurora: A Deadly Course

Six guests dined at the Captain's Table. Four are in the infirmary. Trace the poisoned dish back to the galley.

TOURNAMENT FRAUD

🔒INTERMEDIATE

🎣Cedar Lake Open: The Rigged Scale

A fishing tournament's top angler keeps winning on the same dock -- and the scale tells a different story than the leaderboard.

CHESS SCANDAL

🔒ADVANCED

♟️Metro Chess Club: The Sandbagger

A club champion's rating mysteriously craters right before a bracket cutoff. Follow the losing streak to find out why.

PRODUCT SAFETY COVER-UP

🔒ADVANCED

📋Meridian Products: Past the Limit

A product keeps shipping well past the point it should have been pulled from shelves. Find out who kept signing off.

SMUGGLING INVESTIGATION

🔒INTERMEDIATE

📦Customs Hold: The Smuggling Ring

Cargo keeps arriving mislabeled, and what's inside is illegal. Trace the shipments back to the exporter running the operation.

INSPECTOR BRIBERY

🔒ADVANCED

🔥City Fire Marshal: The Ghost Certificates

A building burns down holding a fire safety certificate that was never actually inspected. Trace it back to the inspector.

ELECTION FRAUD

🔒BEGINNER

🗳️Student Council: The Landslide

A student council election just ended in an impossible landslide. Trace the ghost votes back to the device that cast them.