Overview: Six-year-old Madge might think her sister has been ‘taken up to heaven by an angel’ but Galvin suspects otherwise. Everything points to half-life involvement and he thinks it’s the perfect project for Luke. A visit to zombie priest, Father Simeon (guest star Richard Wilson) confirms Galvin’s suspicions. Gilgamel is no angel – he’s a demon, a travesty demon, a Type 9 entity attracted by the odour of sanctity. Can Luke rise to the challenge?