The fire witness: a novel - 3

IT'S ALL A GAME . . . UNTIL YOU DIE.
 
A brutal killing spree at a home for wayward teens. One girl is dead, another is missing.
The police scramble to track her down before the death toll mounts. But as Joona Linna digs deeper into the case, he finds himself on a collision course with a terrifying killer whose past is more troubling than anyone could imagine.