The Need to Know library

Start with the file that shouldn't exist.

A growing shelf of fictional mysteries for anyone who enjoys following an odd detail all the way to the answer.

Free public case

001

10–15 min

A fictional after-hours radio mystery

The Borrowed Tomorrow

A voicemail appears to have arrived tomorrow. The answer is strange, but entirely ordinary.

Play The First File

Filed for later

The next cabinets are locked.

Member case

The Static Between Us

A strange series of radio dedications, one missing song title, and a pattern hiding in plain hearing.

Mystery Machine

Coming with membership

See access options

Pro investigation

The Museum of Almost

A harder archival puzzle with diverging evidence trails for investigators who enjoy the long way around.

Mystery Machine Pro

Coming with Pro

See access options

Mystery Night

The Last Table at 9

A shared after-hours case designed for a cozy evening with friends, family, or a very suspicious date.

Mystery Night

60–90 min group case

See access options

These previews are not available yet. Membership access and Mystery Night availability will appear here after their next release.