As it turns out, one of Alex's dad's old unit mates has a kid and a widow still about, and Alex needs a place to hide from '6, if only for a few nights. Rated T for language, and there'll probably be violence later, so for that too.

Eggsy runs into Alex Rider in a corridor whilst on a mission. They get on like a house on fire. Language warning cherubs.

Kingsman find out about Alex Rider in the aftermath of the V-day massacre.

What starts out as a routine espionage mission of one Chester King, observed associate of Valentine, quickly turns into competing for a position that Alex isn't even sure he wants in the one spy organization that apparently doesn't recognize him for who he actually is. Or the one where Arthur should have done a background check.