Time between
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Events
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1.2 million years before
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Around 45 to 35 years before
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Over 30 years before
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Past events from Professor Layton and the Azran Legacy.
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Around 26 years before
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Around 20 years before
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Past events from Professor Layton and the Miracle Mask.
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18 years before
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12 years before
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Around 10 years before
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Past events from Professor Layton and the Unwound Future.
- Hershel Layton goes to Gressenheller University and is taught by Dr. Andrew Schrader. He meets Claire and starts a relationship with her.
- A time machine experiment goes wrong and blasts Claire to 10 years in the future. She returns after a few minutes and she dies.
- Hershel Layton finishes his education. Eventually, he becomes a professor himself. Janice Quatlane is one of his students.
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Several years before
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Past events from Professor Layton and the Last Specter.
- Professor Layton helps out Emmy Altava when she is falsely accused of being a thief.
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A little over two years before
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Two years before
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Events from Professor Layton and the Last Specter.
- Emmy Altava becomes Professor Layton's assistant.
- Professor Layton and Emmy go to Misthallery and meet Luke Triton.
- Together, they solve the mystery of the Specter and defeat Jean Descole. In the end, they find the Azran's "Golden Garden".
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A little under two years before
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Events from Professor Layton and the Eternal Diva.
- Melina Whistler sends a letter to Professor Layton under the name of her friend Janice Quatlane.
- Professor Layton and Luke take part in the "game of eternal life" while Emmy investigates Ambrosia with Dr. Schrader.
- Professor Layton solves the legend of Ambrosia bun playing the three sacred songs together, causing Ambrosia to rise from below the water.
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A little over a year before
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A year before
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Events from Professor Layton and the Miracle Mask.
- Professor Layton, Luke and Emmy go to Monte d'Or after receiving a letter from Angela Ledore.
- They eventually unmask the Masked Gentleman and defeat Jean Descole.
- They discover the true treasure of the Akbadain ruins.
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Shortly before
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Shortly before
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Events from Professor Layton and the Azran Legacy.
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REFERENCE TIME
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A year later
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Events from Professor Layton and the Curious Village.
- Professor Layton and Luke explore St. Mystere* Professor Layton saves Flora Reinhold from the Tower and presumably adopts her.
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Several days later
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Events from Professor Layton and the Diabolical Box.
- Professor Layton and Luke take the Molentary express to Luxenbelle.
- They find Flora, who was also on the train in disguise.
- Temporary stop in Dropstone
- The train moves on, but ends up going to Folsense.
- The mysteries of Folsense are solved.
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Several months later
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Events from Professor Layton vs. Phoenix Wright: Ace Attorney.
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Unknown
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- Claire arrives in London from 10 years in the past.
- Clive finishes the work on Future London.
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Several months later
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Events from Professor Layton and the Unwound Future.
- Professor Layton receives a letter from Future Luke.
- Professor Layton and Luke find the clock shop and are brought to Future London.
- ...
- Luke says professor Layton goodbye as he is boarding a ship.
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Three years later
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- Luke saves the just born baby of the dying mother Kamilla Azan from a sinking ship.
- Luke returns to London with the baby, where professor Layton states that he will take care of the baby as if she was his own and named her Katrielle Layton.
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Four years later
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Unknown
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Thirteen years later
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- Katrielle says goodbye to professor Layton and Luke before they went on a journey to solve the mystery of the Hidden Relics.
- Professor Layton and Luke are captured by the priest of the Cranscoll Cathedral in Southampton and are locked up inside coffins of the Relics Treasure that serve as a door to the future.
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Fourteen years later
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- Lord Maximilian Richmond finds a large stash of diamonds and relinquishes them to the Seven Dragons of London.
- Lord Richmond dies because of illness.
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Sixteen years later
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Past events from Layton's Mystery Journey: Katrielle and the Millionaires' Conspiracy.
- Miles, under a mistaken belief, swears revenge on the Seven Dragons following the death of his mother, takes the name Ernest Greeves and goes on to study at Gressenheller.
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Twenty-three years later
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Events from Layton's Mystery Journey: Katrielle and the Millionaires' Conspiracy.
- Ernest Greeves becomes Katrielle's unpaid assistant.
- Sherl comes to seek Katrielle's help and stays at the Detective Agency.
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Twenty-four years later
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- Rosa Grimes visits the Detective Agency and tells Katrielle all she knows about professor Layton's journey to solve the Hidden Relics mystery.
- Katrielle goes on a journey to find her father.
Final events from Layton's Mystery Journey: Katrielle and the Millionaires' Conspiracy.
- Ernest disguises himself as Lord Adamas and host a puzzle game for the Seven Dragons and Katrielle at the Richmond Manor as an attempt to trick the Seven out of their money.
- Ernest reveals himself in front of Katrielle and the Seven Dragons as actually being Miles.
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A few decades later
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Events from Layton Brothers: Mystery Room.
- Lucy Baker becomes Alfendi Layton's Co-worker
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