Dimension of Disaster: Demon Slayer/Quick guide

Walkthrough
Numbers in parentheses indicate chat options to be selected.

Getting started

 * Talk to Gypsy Aris in Varrock Square.
 * Buy a cabbage from Xuan (1 Zemomark).
 * Talk to Sir Prysin in the house across from the Church.
 * Search everywhere in and outside the house (Replay: Only check the last location known).
 * Unlock trap door (Inside the Church along the Western wall).
 * Enter trap door and attempt to pull Silverlight (Replay: Skip this step).
 * Talk to Gypsy Aris.

Spirit of the Body

 * Pick up a rotten tomato - from the stocks (in the crate by Tramp).
 * Talk to Dr. Harlow in the Blue Moon Inn (no conversation is necessary after the first box pops up).
 * Go West to Gertrude's house (just North of the Tanner). Search the kennel next to her house (1-1-1-1-2-1-3-1).
 * Talk to the Apothecary to the Southeast (2).
 * Buy Beer from the Bartender in the Blue Moon Inn (1) (2 Zemomarks).
 * Add Sobriety Potion to Beer to make Sobriety Potion in a beer glass (Keep the Vial for later).
 * Talk to Dr Harlow.
 * Talk to Spirit of the Body. Kill a Zombie. Talk again ("Kill me" also works and puts you nearer your next goal).
 * Vision.

Spirit of the Faith

 * Inspect tombstone stack against the north Varrock city wall (north of West Varrock Bank).
 * Talk to Spirit of Faith. Move 1 step east. Talk again.
 * Vision.

Spirit of the Mind

 * Head to house South of Sir Prysm's house (near the Church). Save a few seconds by filling the vial with blood on the way.
 * Search the (shaking) bookcase (Southeast corner).
 * Kill Animated Book.
 * Talk to Spirit of the Mind - your answers do not matter (1-1-1-1-1-1-1-1-1-1-1) (Replay: 4-3-4-4-4).
 * Vision.

Evil Dave

 * Enter Trapdoor (in the Church).
 * Take Silverlight from Altar.
 * Get Blood from a Blood Fountain if you have not already done so.
 * Buy Black Robe Set from Thessalia's Fine Clothes (Total: 90 Zemomarks) (Replay: can use cosmetic override if bought, or saved outfit).
 * Pick Black Ink Mushroom (by Evil Dave in South-East New Varrock).
 * Black Ink Mushroom + Silverlight = Silverlight (dyed).
 * Talk to Evil Dave (equip Robes + Silverlight (dyed)) (1).

Finishing up - Boss Fight

 * Pass barrier.
 * Talk to Delrith.
 * Talk to Delrith again - Boss Fight (First time only: Don't forget to loot the chest).
 * Fight with Agrith Naar (Replay - skip [YES] if you wish).
 * Pass barrier.
 * Return to Gypsy Aris.
 * Quest Complete!

Next sub-quest

 * Dimension of Disaster: Defender of Varrock/Quick guide