Crag's plan is a paper note in the Fallout 4 add-on Nuka-World.
The letter can be found on the corpse of a dead super mutant named Crag, located in the mirelurk part of the Gauntlet, floating in the water.
Crag's Master Plan
1. Find Raider play park
2. CRUSH Raiders
3. Make best meat bag
4. Take stuff
Inspecting the note reveals a torn note. However when reading it, the note is shown in A4 format.