The city's naughtiest mischief makers, the Yule Lads, are trying to kidnap Trolberg's kids. But being grounded means Hilda has to get creative in order to save her friends. Can she escape a tangle of timelines and a hungry time worm to protect the whole town from harm?

"Based on the Hildafolk series of graphic novels by Luke Pearson" -- t.p. "Netflix: a Netflix original series" -- cover.