suspect

crime

interrogation

music

subdued

tense

grim

strange

ominous

mysterious

murder

killing

underscore

cold

case

examination

research

search

study

inquest

inquisition

fact-finding

observing

clue

puzzle

detective

investigator of crime

agent

informer

police

officer

investigator

spy

scary

warped

investigation

investigative

journalism

unsolved

tension

subtle

dark

laboratory

biological evidence

evidence

psychological thriller

medical drama

medical

scientific

thriller

kill

fact find

observe