From the moment of conception, every human embryo embarks on an incredible nine-month journey of development. Now, cutting-edge technology makes it possible for National Geographic Channel's "In the womb" to open a window into the hidden world of the fetus and explore each trimester in amazing new detail. Revolutionary 3-D and 4-D imagery sheds light on the delicate, dark world of a fetus as never before and follows a rare fetoscope operation, performed...

DS Rose and his colleagues, newly promoted DI Baxter and young American ingenue, DC Edmunds are called to a grim discovery in a block of flats: six victims have been reassembled into one gruesome body. Rose sets out on a secret investigation to find the killer before it's too late, as the serial murderer taunts them.