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This page contains details about Fallen London Actions.

From: The Jack Case

Detective's methods. When you have eliminated the impossible, the improbable will probably stab you.

Challenge information

Broad, Owl Watchful 130

  • 89 - very chancy (41%)
  • 111 - chancy (51%)
  • 133 - modest (61%)
  • 154 - very modest (71%)
  • 176 - low-risk (81%)
  • 198 - straightforward (91%)
  • 217 - straightforward (100%)


Emerging patterns

You mark […] the days attacks happen. You […] mark the places where Jack struck. […] You look over the physical evidence […].

A pattern. It's a tiny pale thing[…]. But it is a pattern. It will lead you somewhere. Jack's days are numbered.

[Find the rest of the story at]


Round and around

The trail is cold. Jack strikes, apparently at random, and is brought down. How can a detective hope to catch such a... what? Body-hopping soul? Shapeshifting brotherhood? It's enough to make one reach for the violin and the laudanum bottle.