Groggins and Burly work together to pull off multiple elaborate escapes, but none of them works and Burly finally gets out by shooting himself out of a missile silo, and finds two criminals unrespectfully throwing Groggins' suitcase onto the ground.
The passage describes a scenario where two characters, Groggins and Burly, attempt multiple elaborate escapes but fail.  Burly eventually escapes by shooting himself out of a missile silo, only to find that his escape is met with disrespect from criminals who discard Groggins' belongings.