In "Tandem" by Anna Jarzab, we follow the story of a teenage girl named the protagonist who discovers a parallel universe—an alternate version of her own world where everything is slightly different. When her twin sister goes missing in this alternate realm, she is thrust into a thrilling adventure across dimensions. As she navigates through both worlds, she uncovers dark secrets, faces unexpected dangers, and grapples with the complexities of love, friendship, and identity. The quest to find her sister challenges her perceptions and forces her to confront her own choices and the intertwined fates of the two worlds. [Generated by language model - please report any problems].

This book is part of a book series called Many-Worlds Trilogy .

This book has been graded for interest at 12-17 years.

This book is aimed at Young Adult readers. The term Young Adult (YA) is used for books which have the following characteristics: (1) aimed at ages 12-18 years, US grades 7-12, UK school years 8-15, (2) around 50-75k words long, (3) main character is aged 12-18 years, (4) topics include self-reflection, internal conflict vs external, analyzing life and its meaning, (5) point of view is often in the first person, and (6) swearing, violence, romance and sexuality are allowed. This book was published in 2013 by Blackstone Audiobooks .