Concrete Knowledge

Concrete Knowledge is the 4th map of The Moon, The Earth, and the Promise!, the 9th episode of Disgaea 4: A Promise Unforgotten.

Story[]

v · e Disgaea 4: A Promise Unforgotten Maps
Storyline
Episode 1: Rebels of Hades	Rehabilitation Room - Reincarnation Site - Prinselytise Room - Albatross Collar - Disaster First
Episode 2: Prinny Wars	Rotten Sickbed - Hypha Invasion - Forest of Corpses - Whispering Curse - Plan of the Wicked - Altar of Waste
Episode 3: Enter the Final Weapon	Murder Labyrinth - Searing Euthanasia - Chains of Judgement - Vengeful Road - Dark Execution - The Forbidden Cell
Episode 4: Death Emizel's Death	Ultra Security - Rotten Core - Total Fabrication - Conspiracy - Evil Propaganda - Fall of the Zenith
Episode 5: The Angel of Avarice	Scream Park - Lost Dignity - Wounded Pride - Ruin Coaster - Frantic Wheel - Murder-Go-Round
Episode 6: The A-Virus Pandemic	Winter Cemetery - Oblivion Hill - Ghoul Standard - Abysmal Mirage - The Defiled - Fractured Bouquet - Infringement
Episode 7: Tyrant vs. President	Rebel Invasion - Shard of Regret - Busted Mythology - Dark History - Post-Purge Purge - Overlord's Test - Feast of the Wolf - Evil Office
Episode 8: Final Boss vs. Final Boss	Rising Tragedy - Deadly Elevator - Section D - Chaos Factory - Section G9 - Two-Headed Dragon - Mission Improbable - True Final Weapon
Episode 9: The Moon, The Earth, and the Promise!	Gloomy Moon - 3rd Colony - Parasite Nest - Concrete Knowledge - Evil Heresy - Sign of Demolition
Final Episode: Ties Deeper Than Darkness	Swarming Malice - Disaster Dimension - Ruler's Wound - Dark Mud - Deadly Option - Boiling Point - Defying God
Bonus
Mt. Ordeal	Mt. Ordeal 1 - Mt. Ordeal 2 - Mt. Ordeal 3 - Mt. Ordeal 4
Extra Stages	Dark Show Opening! - Love Missionaries - Volunteering! - Yes! Nice-Bodied! - From Anether World! - New Main Character! - Defender of Earth Appears!! - Historical Spectacle! - Invasion of the Badass Freakin' Overlord! - Vengeance of Pringer X
The Flashback Episode	Meeting Fenrich - A Demon Named Tyrant - A Prideful Demon - Tyrant Valvatorez
The Fuka and Desco Show
Episode 1: Heartbreak! Beautiful Phantom Thieves	A Moment of Greed - The Dancing Dead - The Greedy Donator - The Unopening Safe
Episode 2: Re-education? Zettai Prinny Project!	The First Trial - The Second Trial - The Third Trial - The Last Trial
Episode 3: Just Build It! Big Sis Loveland	The Loveland - Super Sweets Street - Axel's Determination - Demon Hunk Troop
Episode 4: Victory! World Domination for Memory Making	The Decisive Battle - Hero Infringement - Clone Attack - The Last Battle
Time Leap
Episode 1: The Mechanician, and the Ultimate Sisters	Wild Circle - Marching Sandstorm - Frozen Garrison - Smoke of Battle
Episode 2: The Destined Encounter	Snow Fairy Tricks - Cold Brutality - Angry Sun and Wind - Foolish Beast Feast
Episode 3: Long Ago Promise	Flames of War - Searing Sandstorm - Evil Residue - Bridge of Horrors
Episode 4: The Revisiting Rain	Black Ice Roads - Rippling Demon Gate - The Dampness of Evil - Dark Church Hall