The film's factual, semi-documentary account was adapted from both Nicholas Pileggi's and Martin Scorsese's screenplay - based upon Pileggi's 1985 non-fictional bookWiseguy: Life in a Mafia Family.Trey was repeatedly stabbed with a machete in the back (piercing through the mattress), and hen the bed was collapsed and folded in half width-wise, painfully bending him backwards and breaking his spine(# 2 death, by Jason).Along with dissonant jazzy music on the soundtrack, an unseen police car sounds its sirens [the film opens and closes with the sound of sirens of police cars], and he authorities drag him into the lobby of the Police Station (Juvenile Division).In the film's prologue set about 8 weeks before the events in the film, 12 year-old Eric (Trevor Morgan) and an adult family friend Ben Hildebrand (Mark Harelik) were para-sailing near Isla Sorna 207 miles west of Costa Rica.