"In the concluding book in the BZRK trilogy, war is again being waged in the macro and the nano, and Lear's identity is finally uncovered"--

In the near future, the conjoined Armstrong twins, under the guise of the Armstrong Fancy Gifts Corporation, plot to create their own version of utopia using nanobots, while a guerilla group known as BZRK develops a DNA-based biot that can stop bots, but at risk of the host's brain.

Despite problems at home, sixteen-year-old conjoined twins Tippi and Grace are loving going to school for the first time and making real friends when they learn that a cardiac problem will force them to have separation surgery, which they have never before considered.

Bradley, Brian, Nate, and Lucy enter Polly the pony and Pal the dog in a July 4th pet costume contest, but when Independence Day arrives the animals are nowhere to be found.

Jimmy and Janet, four-year-old twins, share the adventures of digging a hole to China, finding a worthy recipient for their dog biscuits, shopping for new shoes, and getting real beds to replace their cribs.

Inexplicable events start to occur when sixteen-year-old twins Tennyson and Brontë befriend a troubled and misunderstood outcast, aptly nicknamed Bruiser, and his little brother, Cody.

A retelling of Edgar Allan Poe's 'The Fall of the House of Usher' in which Madeline and her twin brother, Roderick, suffer from the Usher family illness but she hears the House talking to her, filling her dreams, controlling her actions, and ensuring she never leaves the property.

"Gabriel Merrick plays with fire. Literally. Sometimes he can even control it. And sometimes he can't. Gabriel has always had his brothers to rely on, especially his twin, Nick. But when an arsonist starts wreaking havoc on their town, all the signs point to Gabriel. Only he's not doing it. And no one seems to believe him. Except a shy sophomore named Layne, a brainiac who dresses in turtlenecks and jeans and keeps him totally off balance. Layne understands...

Eleven-year-old twins Oz and Lily are recruited by a talking cat to assist her and M16 in foiling the dastardly plans of their great-great-uncle, a chocolatier who used magic to make a candy that bestows immortality.

The magical world of Artimae is gone and the Unwanteds are looking to Alex Stowe for answers, but while his twin brother Aaron continues to build his army in Quill, a very dangerous common enemy is revealed.