Septentria

Septentria is a fantasy novels series written by Swedish author Sara Bergmark Elfgren and Mats Strandberg. The series is a young adult fantasy series that combines elements of mythology, folklore, and science fiction. The novels are set in the fictional world of the fourteen tribulations, where humans and supernatural creatures coexist.

The series centers around a group of teenage girls who find themselves entangled in a complex web of magic, myths and ancient prophecies. The story follows the main characters as they face various challenges, including dark forces, mysterious creatures, and hidden agendas.

Septentria is notable for its blending of fantasy and science fiction elements, as well as its use of mythology and folklore from various cultures, including Norse, Slavic, and Greek mythologies. The series also explores themes such as female friendship, loyalty, and the struggles of adolescence.

The first novel in the series, "Magnusen," was published in 2011 and was followed by "Dödsmålskommissionen" in 2013 and "Miljondialoger" in 2014, and others. The series has gained a significant following in Scandinavia and has been praised for its unique blend of genres and its well-developed characters.

The series has been translated into several languages and has sold many copies worldwide, making it a popular and critically acclaimed series in the world of young adult fantasy.