Glasgow, 1979. Twelve-year-old Janey won’t take her dog, Sid Vicious, for a walk. Not anymore. It’s Sid’s fault she found the murdered woman. Janey claims she can’t remember what she saw at the abandoned railway, but the police think she’s hiding something. And they’re not the only ones interested. Fear and rumour rip through the tight-knit community of Possilpark. Janey and her nana, Maggie, are dragged into the hunt for a murderer. And Maggie’s struggle to keep her beloved granddaughter safe becomes ever more desperate. Because Janey’s memories can’t stay hidden forever. And neither can the killer…