Agatha Raisin: Series 4, Episode 1: Kissing Christmas Goodbye: It's the week before Christmas, and Agatha tasks Roy with the role of making it the best Christmas ever. Meanwhile, she's hired to protect a woman from her ghosts of Christmas past, but when her client is found dead, Agatha has a murder investigation on her hands. Everyone in the village of Lower Tapor becomes a suspect-including the woman's own children.