INCIDENT 001 / THE MISSING MINUTES
The city heard
nothing.
At 02:17, Greyhaven’s emergency alert network went silent. The storm is coming in. The dashboard says everything is fine.
You are the night-shift engineer. Rebuild the warnings one test at a time, follow the evidence, and find out who made the floodgate look safe.
39TEST-FIRST CHAPTERS
06STORY ACTS
01CITY TO WARN
STORM FRONT / APPROACHING ↘
GREYHAVENLOW DISTRICTSTHE SOUND
LANTERN RELAYNO RESPONSE
NORTH SLUICESTATUS UNVERIFIED
54° 11′ N / 02:17:06
!
LIVE INCIDENT7 warnings unaccounted for
● RELAY STATUS OFFLINE
NORTH SLUICE UNVERIFIED
TIDE WINDOW 02:17 → UNKNOWN
TRUST THE TESTS, NOT THE DASHBOARD ↗
01 / YOUR SHIFT
A warning is only real
if it reaches someone.
Every chapter begins with a problem you can observe. Write a Go test, make it pass, and recover a piece of the truth.
See a puzzle →01↗
Hear the story
A scene gives you the stakes and one concrete technical problem.
02↗
Make the test pass
Use Go to express the behavior the Lantern should have had.
03↗
Follow the evidence
Passing tests reveal records. Each clue remains in your ledger.
Hello, World.
The dark relay prints an unfinished greeting. Rebuild its formatter to learn which station sent the missing alert.
STRINGSFUNCTIONSYOUR FIRST TEST