:#Go to ({{Location Tooltip|area=Inner Horutoto Ruins|map=Lily Tower|pos=G-9}}), the lower-left corner of the big room shaped like a rectangular ring.
:#Go to ({{Location Tooltip|area=Inner Horutoto Ruins|map=Lily Tower|pos=G-9}}), the lower-left corner of the big room shaped like a rectangular ring.
:#Enter the room with an '''Ancient Magical Gizmo'''. Click and go through the '''Cracked Wall''' there to enter a new map in [[:Image:InnerHorutotoRuins2.png|Beetle's Burrow]] at ({{Location Tooltip|area=Inner Horutoto Ruins|map=Beetle's Burrow|pos=K-9}}).
:#Enter the room with an '''Ancient Magical Gizmo'''. Click and go through the '''Cracked Wall''' there to enter a new map in [[:Image:InnerHorutotoRuins2.png|Beetle's Burrow]] at ({{Location Tooltip|area=Inner Horutoto Ruins|map=Beetle's Burrow|pos=K-9}}).
:#*There is no need for Sneak nor Invisible, as the beetles and bats here in the upper 80s do not aggro. If you see any goblins or skeletons near the end (they aggro even at 99), you will be able to avoid them by hugging the western (left) wall.
:#*There is no need for Sneak nor Invisible, as the beetles and bats here are level 5-11.
:#Head to ({{Location Tooltip|area=Inner Horutoto Ruins|map=Beetle's Burrow|pos=G-8}}) (the tunnel extension there is not marked on your in-game map; see the [http://ffxiclopedia.wikia.com/wiki/Inner_Horutoto_Ruins/Maps#Rose_Tower_2 Inner Horutoto Ruins map]).
:#Head to ({{Location Tooltip|area=Inner Horutoto Ruins|map=Beetle's Burrow|pos=G-8}}) (the tunnel extension there is not marked on your in-game map; see the [http://ffxiclopedia.wikia.com/wiki/Inner_Horutoto_Ruins/Maps#Rose_Tower_2 Inner Horutoto Ruins map]).
:#*Go west from ({{Location Tooltip|area=Inner Horutoto Ruins|map=Beetle's Burrow|pos=K-9}}), take the path north and follow the western wall.
:#*Go west from ({{Location Tooltip|area=Inner Horutoto Ruins|map=Beetle's Burrow|pos=K-9}}), take the path north and follow the western wall.
There are reports that the Cat Burglar has her paws on a "Book of the Gods," a restricted book that was lost twenty years ago. Assist the Optistery in investigating the reports, and attempt to retrieve the priceless, but dangerous, tome.
Under level 35s will need some kind of sneak/invisible.
The mission will not be available until after you amass a certain number of Rank Points obtained by trading stacks of crystals of any type to any of the War Warlocks (character with the initials W.W. after their name) located at the city gates.
Trading 3 crystals to the Conquest NPC (the one that gives Signet) unlocks this mission. Trading 12 will max out your rank points for Rank 2.
(Win.Waters) Optistery is in the very north, below the exit gate.
There are reports that the Cat Burglar has her paws on a "Book of the Gods," a restricted book that was lost twenty years ago. Assist the Opistery in investigating the reports, and attempt to retrieve the priceless, but dangerous, tome.