Of Knives and Long Shadows

Of Knives and Long Shadows is a quest available in.

Background
A junior member of the Mages Guild named Skaldir insists that he and his associates have made a significant magical discovery—one that could prove disastrous if left uninvestigated.

Quick walkthrough

 * 1) Read the Order of the Eye Dispatch note at any Mages Guildhall.
 * 2) Find Skaldir at the Mournhold Mages Guild.
 * 3) Locate and warn the remaining scryers in Marbruk, Shornhelm, and Stormhold.
 * 4) Speak to Lilatha.
 * 5) Obtain the Aurbic Lantern from Khenarthi's Roost and the Liminal Lens from Craglorn
 * 6) Go to Vulkhel Guard and find Lilatha's boat
 * 7) Speak to Bonafryd
 * 8) Travel on Lilatha's boat to Dranil Kir
 * 9) Defeat Lilatha's Shadow and Bonafryd
 * 10) Finish reassembling the Psijic Obscuros and activate it
 * 11) Speak to Lilatha about the visions seen in the Obscuros

Rewards

 * Clockwork Obscuros (Collectible)
 * Leveled

Trivia

 * The quest serves as a form of prelude for The Elder Scrolls Online: Clockwork City DLC, and continues the "Daedric War" arc from The Missing Prophecy
 * The mysterious Daedra surrounded by crows, seen in the projection at the end of the quest, looks very similar to Dyzera
 * The quest was added to the Public Test Server alongside the Horns of the Reach Update 15, but not was not mentioned in any patch notes