The series focuses on teenager Danny, who since his mother's fatal accident, has been isolated from the outside world by his father. When Danny realises that monsters do not exist, like his father has claimed, he questions his entire existence.
The series received positive reviews. Rebecca Nicholson in The Guardian gave the series a perfect five out of five stars.[7] Anita Singh in The Telegraph also gave it five out of five stars, praising Gribben's performance and dubbing the show 'unforgettable'.[8] Nick Hilton from The Independent gave the first episode four out of five stars.[9]