As Will, fifteen, sets out to avenge his brother Shawn's fatal shooting, seven ghosts who knew Shawn board the elevator and reveal truths Will needs to know.

"With the help of some unexpected and rather ghostly allies, Lockwood & Co. must battle their greatest enemy yet, as they move ever closer to the moment when the earth-shattering secret of 'the problem' will finally be revealed"--

"Anthony, George, and Lucy investigate new hauntings, track down assassins, and a new assistant joins Lockwood & Co"--

"Lucy and Colin discover they have a connection on the grounds of the private school they attend, but Lucy has a startling secret"--

Ever since her near-fatal drowning, Cassidy has been able to pull back the "Veil" that separates the living from the dead and see ghosts, not that she wants to, and she was really looking forward to a ghost-free summer at the beach; however her parents are going to start filming a TV series about the world's most haunted places, starting with Edinburgh with its graveyards, castles, and restless phantoms--and Cass and her personal ghost companion,...

"When twelve year-old misfit Midnight Reynolds takes a job helping out eccentric Miss Appleby in the mansion down the street, she discovers an ability to battle ghosts--

A year after her mother has deserted the family, eleven-year-old Shelby goes to stay with her, deep in the Louisiana bayou, where they both confront old hurts and regrets.

Cas Lowood, armed with his late father's mysterious athame, set out to kill a ghost known as Anna Dressed in Blood, but what he believes will be a routine task turns deadly when he discovers Anna is unlike any ghost he has ever encountered before.

Nine-year-old Dennis, whose uncle and father died within a year of one another, is visited by the ghost of his uncle, and together they settle some unfinished business.

Kaz is an ordinary ghost. The wind separates Kaz from his family and carries him to a library far away, and he is scared he will be lost forever. That is, until he meets Claire--a human who can actually see him!.