Now in its third series, it divides participants into 'Faithfuls' and 'Traitors', with their identities kept secret. It's then up to the Faithfuls to sniff out the Traitors and boot them off the show.
Last month a High Court judge sparked outrage after ordering that none of the professionals involved in the case of the 10-year-old murdered by her father and stepmother can be named.
South Korea's impeached president has been detained after police swarmed his home in the darkness of night in efforts to arrest him following a drawn-out stand-off.
Whenever Sharon Gaffka sees a mother pushing her baby in a pram or a toddler playing in the park, she starts to think of her own child - who would be celebrating their third birthday this summer.
It comes after growing pressure over an anti-corruption investigation in Bangladesh.