Henry, Jessie, Violet, and Benny meet Mr. Hudson, a local author who is best known for his novel about a vampire. But rumors of a real vampire are going around town - a vampire who haunts the graveyard behind Mr. Hudson’s house! Since vampires don’t exist, the children soon realize that someone must be trying to scare people away! Who brought the old legend back to life - and why?

The Aldens have promised Grandfather a vacation from mysteries during their island visit. But the promise proves hard to keep when things start to go missing. Then an old fisherman tells Benny of the island’s ghost horse, and late that very night Benny sees a mysterious stallion galloping down the beach. Could the ghost horse have something to do with the disappearances?

It’s spring, and all the baby animals are being born - a perfect time to visit the zoo. The Aldens and their friends are taking pictures there for a photo contest. But when cameras go missing and a girl is accused of cheating, the Boxcar Children must find out just who is monkeying with the contest!

When the Aldens come across a robbery at an antique store, they decide to use their detective skills to help locate the stolen ruby ring, bracelet, and necklace. Yet before their investigation even begins, someone breaks into the Aldens' home and steals a box of Benny's favorite Silver Frosted Star cereal!

The Aldens spend the summer on their own private island. There they meet a new friend with an amazing secret!