A distraught Acting DI Samantha Nixon searches desperately for her missing daughter, Abi, fearing she may be the next victim of the serial killer. TDC Brandon Kane's ex-wife leaves him with their two kids while she tends to her injured mother. Ordered by Supt. Okaro to assist Nixon in the search for her daughter, Kane leaves his unruly children in the care of CSU's Jim Carver and June Ackland. PC Reg Hollis searches for a Vietnamese pot-bellied pig stolen from a city farm. Abi Nixon turns up at Sun Hill, demanding to know who her father is. As PC Des Taviner and PC Gemma Osborne race their police cars across London to reach a call first, their radio traffic and then their cars are intercepted by a furious Supt. Okaro and Insp. Gina Gold, fresh from a meeting at New Scotland Yard.