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.

Eight-year-old Meg's life is turned upside-down when the ring she received from her Aunt Nikki, an archaeologist, gives her superpowers, but can she find the courage to be the superhero her town needs?

When Mom issues a no-gum rule, Gabby Gomez sneaks a piece of special bubble gum that turns her into a superhero.

Portico Reeves' secret identity as Stuntboy allows him to use his superpower to keep everybody safe, but when his superhero parents start fighting a lot he feels the responsibility to save them.

George and Harold are forced to contemplate a world without Captain Underpants.

Super Rabbit Boy's present to Moon Girl releases Queen Spooky and her army of ghosts, and Super Rabbit Boy is taken captive--so it is up to the normally evil King Viking (who does not like the competition of the ghost army) and especially his secret weapon, Robo-Rabbit Boy (switched to "Good" mode) to save Animal Town, release Super Rabbit Boy, and contain the ghosts.

In trouble with their principal because of their comic books about poop, George and Harold decide to create a new graphic novel about an entirely different subject: pee.