Detective Sergeant Mona Hendricks has enough on her plate: she's separated from her husband, her teenage daughter is punishing her for it, and she's having to babysit. When her daughter's favourite influencer, Kylie May, finds a dead body and broadcasts it to the world, Mona is thrown into a very public murder investigation.

What ensues are two duelling investigations between a seasoned detective and an ambitious influencer, one using good old-fashioned police work, and the other using sensational tactics to keep spotlight on the case - and on herself.

Nine years later, Mona is estranged from her daughter, relying on a cane to walk, and bitter towards Kylie, whilst the murder remains unsolved. When Kylie, now a sleek TV contrarian (think: young, female Piers Morgan), approaches Mona with a well-paid offer to investigate the cold case, Mona has no option but to accept . . .