Someone with a girl in investigation room, through the pencil on glass of the room and black guy (investigator comes in with a lady saying this world now belongs to them

To take down South Boston's Irish Mafia, the police send in one of their own to infiltrate the underworld, not realizing the syndicate has done likewise. While an undercover cop curries favor with the mob kingpin, a career criminal rises through the police ranks. But both sides soon discover there's a mole among them.

When Cole returns to Yang's haunted temple to seek revenge on a former Airjitzu Master, he accidentally uses a powerful Dark Magic blade that unleashes the spectral forms of Ninjago's greatest villains and traps himself in the temple. The Ninja must return the ghosts to the Departed Realm before it's too late.

A detective on assignment. A woman under surveillance. But who really has the upper hand?

An investigator interrogates the acquaintances of a recently deceased student

As a mentally unstable man goes to the house of a female official of ill repute, she asks him to hide, after which she gets murdered. The investigators continue to look for the murderer, and many become suspects during the course of the investigation.