Rescuing a squirrel after an accident involving a vacuum cleaner, comic-reading cynic Flora Belle Buckman is astonished when the squirrel, Ulysses, demonstrates astonishing powers of strength and flight after being revived.

"The Princess in Black is ready for her snowy playdate with the Goat Avenger and the Princess in Blankets. It"s a perfect day to build snow monsters and battle them for practice. But just when they"re about to wage battle, a huge foot smashes their snow monster. "SQUASHY!" It's a giant, and it's smashing everything in its path! The giant is too strong for the three friends, so the Princess in Blankets has an idea: it's time to light the Sparkle Signal...

Defeating a monster just in time to attend her own birthday party, Princess Magnolia, the secret superhero Princess in Black, is repeatedly interrupted throughout the party by the Monster Alarm in ways that threaten to expose her.

When a goo monster crashes the science fair, the Princess in Black is on the job, and with the help of the Princess in Blankets, sets out to save the science fair.

Years after writing stories about a superheroine character she created with a best friend who died in a tragic car accident, sixteen-year-old May is shocked to see stickers, patches, and graffiti images of the superheroine appearing around Seattle.

In southeastern Nigeria, twelve-year-old Mnamdi is determined to avenge his police chief father, who was murdered while triyng to rid the town of criminals, but Nnamdi feels powerless until he receives a magical object which gives him superpowers.

Nova and Adrian find it harder to conceal their secret identities while the battle rages on in Gatlon City between their alter egos, their allies, and their greatest fears come to life.