A missing patient is a hospital ward's worst nightmare – until even more people disappear . . .

Senior Midwife Lucy Ryuan is used to guiding expectant mothers through pregnancy. But when two kidnappings and a vicious stabbing happen on her watch, her focus abruptly changes.

Something has to be done, and Lucy is fearless enough to try.

As rumours and accusations fly around Manhattan, Lucy teams up with a sceptical NYPD detective to solve the case. But the truth is far more twisted than either of them could ever have imagined.