When an injured girl is found on a park bench and has no memory, DI Mike Jeffordson is determined to discover her identity.

Midwifery Sister Oliver is convinced the girl is the French midwife Aline Deniaud who was sacked from her job.

Counsellor Simon Thomas is adamant that the victim is Eve McDonnell a woman with a troubled past.

Reverend Hillier knows her as Mary Daniels, one of his homeless flock.

As psychiatric staff work to uncover memories of the vicious attack,
DI Jeffordson is nearing retirement.

Will he unlock the truth, in this, his final case?