Avoiding relationships to protect her sensitive heart, plus-sized Molly supports her once-cynical twin, Cassie, when the latter has her own bout of lovesickness, a situation that is complicated by sibling dynamics and an unexpected romantic triangle.

The revolution is about to get even crazier. Twin sisters Becca and Cassie barely escaped the Crazy House alive. Now they are trained, skilled fighters who fear nothing, not even the all-powerful United. Together the sisters hold the key to defeating the despotic government and freeing the people of the former United States. But to win this war, will the girls have to become the very thing they've sworn to hate?

The saga of three generations of the Trask and Hamilton families in the early 1900's in Northern California.

In a world that is rapidly descending into chaos, Frey and Rafi are twin sisters, but few people know of Frey's existence, because she has been raised to be her sister's body double and lethal bodyguard, while Rafi has been raised to further the family's political power--but when their father sends Frey in her sister's place as collateral in a tricky deal, Col, the son of a rival leader, gets close enough to begin to suspect something, and Frey must...

Luis Fernando and Luisa Teresa are twins who learn about who they are and what their sibling means to them when they are sent to different middle schools.

"The moment the plane touched down at Ministro Pistorini Airport in Buenos Aires, Joachim von Hartmann knew in every fiber of his being that he was home. It was almost as if his heart and soul, and even his body, knew it. He had left as a boy of seventeen, twenty-five years before, when he moved to France with his mother, and new French stepfather. Eight years later, he went to England on a lark, which turned into a worthy career for the past seventeen...

In a world where aliens have taken over Earth, abducted every human they deemed useful, and abandoned the rest, twins Sam and Wyatt struggle to start a revolution of the unwanteds. A galaxy away from her twin brother Wyatt, Sam must find a way to resist her captors and hold onto her humanity, while Wyatt leads a ragtag army to bring the fight straight to the alien overlords.

Perry Firekeeper-Birch was ready for her Summer of Slack but instead, after a fender bender that was entirely not her fault, she's stuck working to pay back her Auntie Daunis for repairs to the Jeep. Thankfully she has the other outcasts of the summer program, Team Misfit Toys, and even her twin sister Pauline. Together they ace obstacle courses, plan vigils for missing women in the community, and make sure summer doesn't feel so lost after all. But...

"Returning to the sweeping romantic saga, Colleen McCullough presents a new major work: the story of four unforgettable sisters navigating work, love, and their dreams in 1920s Australia. Because they are two sets of twins, the four Latimer sisters are as close as can be. They are famous throughout New South Wales for their beauty, wit, and ambition, but as they step into womanhood, they are not enthusiastic about the limited prospects life holds...

In a future world where teenagers are taken, imprisoned, and forced to fight for their survival, well-behaved Cassie will do whatever it takes to save her rebellious twin sister from Death Row.