Trolltider – the legend of the Bergatrollet is SVT's Christmas calendar 2023, directed by Lisa Farzaneh from a script by Ola Norén and Roland Ulvselius. The series is a "reboot" to SVT's Christmas calendar Trolltider from 1979 with partly the same characters but a new story.

20-year-old Jenny leaves Eskilstuna to study psychology in Uppsala. At college, she meets charismatic club kids Saga and Oliver, who lure Jenny into a decision with devastating consequences.

Prince Wilhelm adjusts to life at his prestigious new boarding school, Hillerska, but following his heart proves more challenging than anticipated.