Dark Lullaby

Dark Lullaby is a storyline created by Rabbit of the Death. It contains two released maps and twelve upcoming maps that will follow the Black Ops storyline, which be telling the perspective of a 3 police officer, Michael D. Wade, Alicia Johansson and Christopher H. Wright who was trapped in a Japanese region after watching a cursed video footage.

Maps
There are two maps that was released in the storyline:

Siren:
Siren is the first map in the storyline. It is set primarily in the Hakouzen Hotel, there are 2 major easter eggs and one minor easter egg. It features a new perk, Steel Hour, '''Boom! Regeneration and Black Raven'''. It features modern weapons (shotguns, assault rifles, pistols,rifles and grenade launchers) for the first time and two Wonder Weapons, Black Sabre XCV-21 and Tornado Bomb. Siren also have a music easter egg.

Devil:
Devil is the second map in the storyline. It sets in Mishara Subway Station. Same like Siren, it haves 2 major easter eggs and one minor easter eggs. Steel Hour, Boom! Regeneration and Black Raven also returning. It introduces a new weapon, Blazing Arrow SV-291. Devil has 2 music easter eggs.

Trivia

 * Both maps haves more darker theme and setting and also have more harder difficulty, zombies are also more agile if the player was close, the storyline also seem taken inspiration from Forbidden Siren, Alan Wake, The Shining, Fatal Frame and The Eye.
 * Poets of the Fall's "The Poet and the Muse", "Dreaming Wide Awake" and "Late Goodbye" are included in the storyline as a music easter egg.