Alvirah Meehan, lottery winner turned amateur sleuth, and private investigator Regan Reilly are guests, along with their spouses, on the "Santa Cruise." The cruise is a gift from Commodore Randolph Weed to a select group that "has made the world a better place." His largesse is prompted by the desire to create a buzz about his new cruise ship, theRoyal Mermaid, as she sets out on her maiden voyage.

Returning home from their honeymoon to discover that their neighbor has put his Manhattan apartment up for sale, Regan Reilly and her husband Jack decide to buy it to enlarge their own loft, but the renovation process spawns its own set of problems and an unexpected case.

It's Christmas week in Aspen, and the beautiful are out party by day on the magnificent slopes of Aspen, by night at whatever exclusive holiday fate is on tap. Among the revelers is Regan Reilly, a bright young private investigator who has come from L.A. to ski and celebrate with her parents and their rich Aspen friends. It ends up being a busman's holiday for Regan, who gets swept up in art theft intrigue after some multimillion-dollar paintings...

When Regan Reilly and her husband Jack join his siblings at his parents' vacation home on Cape Cod, it turns out to be anything but a relaxing time.

"Regan Reilly and Jack "no relation" Reilly --head of the NYPD Major Case Squas-- are getting married! Arriving at a bridal salon to pick up here dream gown. Regan discovers the designers bound and gagged. Four dresses (hers included) are missing; a fifth is in shreds on the floor. WIth just a week before her wedding, Regan takes the case, meeting an unusual mix of bride and grooms-to-be, not-to-be. Meanwhile Jack is determined to crack a perplexing...

In Branscombe, New Hampshire, four employees of Conklin's Market win the lottery by using numbers they had gotten from a man who is now missing and amateur sleuth Alvirah Meehan and private investigator Regan Reilly, visiting on holiday, go out in search of him.

Sleuth Regan Reilly is hired to investigate when her friend's Uncle Richie, inventor of run-less nylons, becomes the target of a killer at a panty-hose convention.

Hollis Woods has been in so many foster homes she can hardly remember them all. She even runs away from the Regans, the one family who offers her a home. When Hollis is sent to Josie, an elderly artist who is quirky and affectionate, she wants to stay. But Josie is growing more forgetful every day. If Social Services finds out, they₇ll take Hollis away and move Josie into a home. Well, Hollis Woods won₇t let anyone separate them. She₇s escaped...