Breen and Tozer novels

"London, 1968: The body of a teenage girl is found just steps away from the Beatles' Abbey Road recording studio. The police are called to a residential street in St John's Wood where an unidentified young woman has been strangled. Detective Sergeant Cathal Breen believes she may be one of the many Beatles fans who regularly camp outside Abbey Road Studios. With his reputation tarnished by an inexplicable act of cowardice, this is Breen's last chance...

The earthshaking year of 1968 comes to a sweeping and dangerous close as Detectives Breen and Tozer battle the most powerful members of London society in their probe into a case going back years--the murder of Tozer's younger sister.