Why did a young girl barricade herself inside her home in a remote cottage?
That 's what the gang tried to find out on Doctor Who Season 11 Episode 9 when they made their way to present-day Norway, and wasted no time in getting work.
After some digging, the team learned that a monster could be lurking in the forest and even further into the country.
Did everyone manage to save the girl and the residents before the monster struck?
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.