Sinister Motives, Miles, and Gwen: How do the patrol keyword and the crisis icon interact with three main schemes?

The patrol keyword prevents the engaged player from thwarting “the main scheme,” while the crisis icon prevents each player from removing threat from “the main scheme.” In both cases, per the glider counter rules, encounter effects that refer to “the main scheme” only refer to the scheme with the glider counter.”

– Sinister Motives rulebook