Seasons & Episodes
EP 1
Episode 1
Puzzle setter John ‘Ludwig’ Taylor’s life is upended when his identical twin, DCI James Taylor, disappears. John r
EP 2
Episode 2
On a mission to crack the code in his twin’s notebook, John returns to the police station. A frustrated Lucy takes mat
EP 3
Episode 3
A new case takes Ludwig on a walking tour of Cambridge, where he’s faced with an impossible question. Meanwhile, Lucy
EP 4
Episode 4
A body falls from the fourth storey of a construction site. Was it just a terrible accident, or a perfectly executed mur
EP 5
Episode 5
John and the gang go back to school to investigate the suspicious death of a headmaster. Lucy sneaks off on a covert mis
EP 6
Episode 6
A cryptic late night call from Holly sees Lucy lured into danger. Back at the station, all eyes are on John as the press
EP 1
Episode 1
EP 2
Episode 2
EP 3
Episode 3
EP 4
Episode 4
EP 5
Episode 5
EP 6
Episode 6
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