A professional assassin from a powerful organization begins to mentor a young apprentice and teaches him everything he knows and can do. When his student later turns the acquired knowledge against his teacher, the situation is resolved in the most unusual way.

Milan. During a sadomasochistic game, a prostitute strangles a man in his own home. Soon after, an elderly woman is killed with a wrench on an empty bus. In each case, the killer leaves an illustration from the children's book Pierino-Porcospino at the scene of the crime. This is the eighth murder in the last 24 hours. Police Lieutenant Gaspar Lorenzo is investigating the cases. He meets a girl named Jeanne, who tells him about the strange accidental death of a prostitute named Rosa from the Wildlife's Friends club, owned by Mr. Hoffman. This was the club that the two victims of the maniac often visited. Lorenzo decides to turn to a private detective agency for help with the investigation...

Marco, the adopted son of the influential Adattu family from Kerala, returns from Italy and sets out to find the murderer of his older brother Victor. Victor, who was visually impaired, witnessed the murder and helped the police identify the perpetrator, for which he was subsequently kidnapped and killed. Now Marco and George, the head of the family, must find the culprits and take revenge.

Notorious robber Ben Wade and his gang attack a stagecoach carrying gold. After seizing their loot, Wade orders his men to cross the border one by one. The gang disperses, but Wade himself is detained in the city, where he is arrested. Wade must be transported to a safer location immediately. Ordinary farmer Dan Evans is called upon to take him to the train leaving for Yuma at 3:10. He has a few hours before the gang reassembles and tries to rescue their leader.

Sally Farnam and her husband move into a Victorian estate that has been uninhabited for several years. In the basement, the girl discovers a beautiful fireplace bricked up with brickwork, and the door for cleaning the ashes is securely sealed. The carpenter says he did this at the request of the previous owner of the house, Sally's grandmother, and assures the new owners that they should leave everything as it is. But the girl's curiosity gets the better of her, and she unscrews the door, thereby releasing terrifying demonic creatures.

Christy is a sexy aerobics instructor. She used to kill men with her stunning looks until a strange incident happened to her. The spirit of the perfect killer, a dead ninja named Yamada, entered Christy's perfect body. Christy turns into a real killing machine and brutally, in ninja style, deals with people guilty of Yamada's death. Only another ninja can stop the instructor possessed by an evil spirit.

Master of ninjutsu Cho, nicknamed the Black Ninja, moves to the United States with his son and starts a new life after a group of ninjas kills almost all of his family members in Japan. Cho opens a toy store, unaware that his dishonest partner is smuggling heroin by stuffing it into dolls. The realization that his partner and friend has betrayed him is the last straw for the Black Ninja.

Two police officers, Brian Taylor and Mike Zavala, serve in the Los Angeles Police Department and patrol dangerous areas of the city where gangs operate. Their dangerous work doesn't stop Brian and Mike from starting families, but one day their lives and the well-being of their loved ones are threatened when the cops mess up the plans of a powerful crime group.

This evening didn't start well for Eddie: he decided to steal the wrong car. And William, the owner of the luxury car, took the law into his own hands. Now Eddie is in the clutches of a very dangerous man, and if he doesn't figure out how to weaken the self-proclaimed vigilante's deadly grip, he won't have long to live. A brutal game of cat and mouse begins, culminating in the heart of Los Angeles.