Layton Mystery Detective Agency: Kat's Mystery‑Solving Files
Season 1 • Episode 40 — Geraldine Royer and the Final Customer
The story is set in London and follows Katrielle as she solves mysteries with her talking dog Sherl.
Seasons & Episodes
1Katrielle and the Mysterious House2Katrielle and the Devil's Dress3Katrielle and the Resurrected Corpses4Katrielle and the Phantom Thief of the Century5Katrielle and the Lucky Man6The Bus that Leapt Through Time7Ratman Returns8The 100 Million Pounds that Left with the Wind9Cat-Colored Skyscrapers10Professor Layton and the Relics Treasure: Episode 111Mystery at New Cinema Paradise12Aspoirot and London's Holiday13Katrielle and the Doppelgänger14Genius Analyst Officer Geraldine Royer15Katrielle and the Mystery Circles16Katrielle and the Pandas' March17Katrielle and the Monster of London18Molentary Express and Three Incidents19The Lonely Ghost20Professor Layton and the Relics Treasure: Episode 221Katrielle and the Sweet-Scented Street Labyrinth22Ultra-High Performance Robot Socketman23Katrielle and the Great Office Infiltration Strategy24The Clockwork Sweets25A Riverside Festival Love Story26The Diary of Noah27Fugitive Katri28The Goddess of the Thames Smiles a Second Time29Katrielle and the Nessie of Loch Nem30Katrielle and the Immortal Vampire31Katrielle and the Witch Wife32Katrielle and the Prince of the Stars33Katrielle and the Murder on the Spaceship Bengarian34Professor Layton and the Relics Treasure: Episode 335Professor Layton and the Relics Treasure: Episode 436The Cursed London Collection37Mintan's New Ambition38Dancing Scotland Yard Great Investigation Line39Katrielle and the Invisible Baby40Geraldine Royer and the Final Customer41Katrielle and the Strange Spirit Photo42Great Detective Sherl O.C. Kholmes43Katrielle and Horror Castle VR44Katrielle and the Superman Chef45Katrielle and the Ghost Club46Katrielle and the Hundred Faces of Mona Lisa47The Millionaire Ariadne's Conspiracy (1)48The Millionaire Ariadne's Conspiracy (2)49Professor Layton and the Relics Treasure: Episode 550Professor Layton and the Relics Treasure: Final Episode