Four gifted orphans are recruited by an eccentric benefactor to go on a secret mission. Placed undercover at a boarding school known as The Institute, they must foil a nefarious plot with global ramifications, while creating a new sort of family along the way.

When a cadet at a military academy is found dead, the assumption is it was an accident. But the autopsy reveals that's not the case and that he's a homosexual and the last person he was with someone before he died and that someone is an academy upperclassman. The commandant wanting to protect the academy's good name tries to keep it quiet and hopefully no one will care about it. But the cadet comes from a prominent family and his father knows it couldn't have been an accident. And his sister knows one of the upper class men who knew his brother. And he learns the truth of her brother's death when he spoke to the academy doctor. Later when the commandant learns of this he orders the man brought to him and tells him to forget what he learned. But he sets out to find out the truth. At the same time the commandant gets some info that might implicate him.

Mike Deacon, a tough, lone-wolf reporter discovers that things are not quite what they seem when a tramp is found dead in the garage of a beautiful woman. He enlists the help of an elderly lawyer friend, a naïve photographer and a streetwise teenager during the investigation.

Amateur detective Miss Jane Marple investigates the murder of a young woman whose body is found in the library at Gossington Hall, home of Colonel and Mrs. Arthur Bantry.

The residents of a quiet English village begin to receive nasty, threatening letters. The wife of the local vicar calls in her friend Miss Marple to investigate.

An advertisement announcing the time and place of a forthcoming murder appears among the ads of the paper in the small village of Chipping Cleghorn.