" the other boy, at Farthing, hadn't been reasurring. His father certainly hadn't been. Mustard's marching orders had been clear. He was supposed to come to Blackbrook and keep his nose clean, not get involved in two separate murders and make out with a cute guy in an abandoned building.
But Plum just kept being there.
Undeniable. Inevitable. Like lots of things were, he supposed. "
― Diana Peterfreund , In the Study with the Wrench (Clue Mystery, #2)