One fateful day, the entire population of a small village vanishes seemingly without a trace.
In order to figure out why, the prince and his friends break the seal on a mysterious library... But this led to greater mysteries still.
What awaits them is a garden of madness beyond description. Absolute and nightmarish chaos.
In a library enveloped by riddles and fear, can they discover the ultimate truth?Enemy Element: 
Light
October 31, 2019 06:00:00 AM UTC - November 13, 2019 05:59:59 AM UTC
Ends in:
This Event is a Rerun
Event Battles
Story Quests
| Episode 1 | The Forbidden Library |
| Episode 2 | What Lurks in the Darkness |
| Quest 1 | Seeking the Unknown |
| Episode 3 | The Horrors of Hethiwood |
| Episode 4 | Nyarlathotep |
| Quest 2 | Beyond Darkness |
| Episode 5 | Whispers in the Abyss |
Castle Stories
Exclusive Wyrmprints
Hitting the Books | Abilities |
|---|
 Skill Damage +30% Forbidden Knowledge +150% |
Exclusive Facility
Description
Use it to boost the stats of shadow-attuned adventurers.
Size
3x3
Obtained From
The Accursed Archives Event
*If the player has already received the event facility, they will instead receive 
Wyrmite x100.
Treasure Trade Shop
Forbidden Knowledge Collection Rewards
| Item | Qty | Forbidden Knowledge Req. |
|---|---|---|
 Mana |
3,000 | 10 |
 Silver Crystal |
30 | 20 |
 Arcane Tome |
20 | 30 |
 Rupies |
5,000 | 50 |
 Blessed Water |
10 | 70 |
 Lectern |
1 | 100 |
 Honey |
5 | 150 |
 Ripe Dragonfruit |
10 | 200 |
 Looking Glass |
1 | 300 |
| Arcane Tome |
30 | 500 |
 Eldwater |
300 | 700 |
| Rupies |
5,000 | 1,000 |
| Blessed Water |
20 | 1,200 |
 Summon Voucher |
1 | 1,500 |
| Mana |
3,000 | 1,700 |
| Eldwater |
300 | 2,000 |
 Gold Crystal |
10 | 2,200 |
| Arcane Tome |
50 | 2,500 |
| Looking Glass |
1 | 3,000 |
 Quality Honey |
5 | 3,500 |
 Hitting the Books |
1 | 4,000 |
 Consecrated Water |
10 | 5,000 |
| Gold Crystal |
20 | 6,000 |
| Eldwater |
300 | 8,000 |
 Prudent Bookmark |
10 | 10,000 |
| Rupies |
10,000 | 12,000 |
| Summon Voucher |
2 | 15,000 |
| Ripe Dragonfruit |
20 | 17,000 |
| Eldwater |
400 | 20,000 |
| Mana |
3,000 | 22,000 |
| Consecrated Water |
10 | 25,000 |
| Arcane Tome |
100 | 30,000 |
| Hitting the Books |
1 | 35,000 |
 Exquisite Honey |
5 | 40,000 |
| Eldwater |
400 | 45,000 |
| Rupies |
10,000 | 50,000 |
 Knight's Testament |
1 | 55,000 |
| Eldwater |
400 | 60,000 |
| Arcane Tome |
150 | 65,000 |
| Ripe Dragonfruit |
20 | 70,000 |
| Summon Voucher |
3 | 75,000 |
| Eldwater |
400 | 80,000 |
| Mana |
3,000 | 85,000 |
| Gold Crystal |
20 | 90,000 |
| Rupies |
10,000 | 95,000 |
 Golden Fragment |
1 | 100,000 |
| Eldwater |
500 | 110,000 |
| Arcane Tome |
200 | 120,000 |
| Hitting the Books |
1 | 130,000 |
| Exquisite Honey |
5 | 140,000 |
| Consecrated Water |
10 | 150,000 |
| Summon Voucher |
4 | 160,000 |
| Eldwater |
600 | 170,000 |
| Arcane Tome |
250 | 180,000 |
| Mana |
3,000 | 190,000 |
 Champion's Testament |
1 | 200,000 |
| Rupies |
10,000 | 210,000 |
 Succulent Dragonfruit |
20 | 220,000 |
| Eldwater |
700 | 230,000 |
| Prudent Bookmark |
20 | 240,000 |
| Hitting the Books |
1 | 250,000 |
| Consecrated Water |
10 | 260,000 |
| Mana |
3,000 | 270,000 |
| Rupies |
10,000 | 280,000 |
| Prudent Bookmark |
30 | 290,000 |
| Golden Fragment |
1 | 300,000 |
| Exquisite Honey |
5 | 310,000 |
| Consecrated Water |
20 | 320,000 |
| Eldwater |
800 | 330,000 |
| Mana |
3,000 | 340,000 |
| Summon Voucher |
5 | 350,000 |
| Prudent Bookmark |
40 | 370,000 |
| Rupies |
10,000 | 390,000 |
| Mana |
3,000 | 410,000 |
| Consecrated Water |
20 | 430,000 |
 Silver Key |
1 | 450,000 |
| Eldwater |
900 | 470,000 |
| Succulent Dragonfruit |
30 | 490,000 |
 Divulgent Lens |
10 | 510,000 |
| Rupies |
10,000 | 530,000 |
| Golden Fragment |
1 | 550,000 |
| Eldwater |
1,000 | 570,000 |
| Mana |
3,000 | 590,000 |
| Rupies |
10,000 | 610,000 |
| Prudent Bookmark |
100 | 630,000 |
| Exquisite Honey |
5 | 650,000 |
| Consecrated Water |
20 | 670,000 |
 Twinkling Sand |
1 | 700,000 |
| Eldwater |
1,000 | 730,000 |
| Mana |
3,000 | 760,000 |
| Rupies |
10,000 | 790,000 |
| Divulgent Lens |
20 | 820,000 |
| Summon Voucher |
5 | 850,000 |
| Consecrated Water |
100 | 880,000 |
| Eldwater |
2,000 | 910,000 |
| Mana |
10,000 | 940,000 |
| Rupies |
50,000 | 970,000 |
 Golden Key |
1 | 1,000,000 |
Enemies 
Endeavors
The Accursed Archives (October 2019) Daily Endeavors
Ends in:
These Endeavors occurred from 2019-10-31 06:00:00 to 2019-11-13 05:59:59.
| # | Description | Reward |
|---|---|---|
| 1 | Collect 500 Forbidden Knowledge |  Rupies x10,000
|
| 2 | Collect Five Prudent Bookmark | Wyrmite x50
|
| 3 | Defeat the Hefty Runic Treant Twice |  Eldwater x300
|
The Accursed Archives (October 2019) Limited Endeavors
Ends in:
These Endeavors occurred from 2019-10-31 06:00:00 to 2019-11-13 05:59:59.
| # | Description | Reward |
|---|---|---|
| 1 | Participate in the Event | Wyrmite x50
|
| 2 | Place the Library Obscura | Wyrmite x50
|
| 3 | Upgrade the Library Obscura to Lv. 10 | Wyrmite x50
|
| 4 | Upgrade the Library Obscura to Lv. 15 | Wyrmite x50
|
| 5 | Upgrade the Library Obscura to Lv. 20 | Wyrmite x100
|
| 6 | Upgrade the Library Obscura to Lv. 25 | Wyrmite x50
|
| 7 | Upgrade the Library Obscura to Lv. 30 | Wyrmite x150
|
| 8 | Clear a "The Accursed Archives" Quest with Hitting the Books Equipped | Wyrmite x50
|
| 9 | Collect 100 Forbidden Knowledge in One Go | Wyrmite x50
|
| 10 | Collect 500 Forbidden Knowledge in One Go | Wyrmite x50
|
| 11 | Collect 1,500 Forbidden Knowledge in One Go | Wyrmite x50
|
| 12 | Collect 4,000 Forbidden Knowledge in One Go | Wyrmite x50
|
| 13 | Collect 7,000 Forbidden Knowledge in One Go | Wyrmite x150
|
| 14 | Clear Five Boss Battles | Wyrmite x50
|
| 15 | Clear 10 Boss Battles |  Bookworm
|
| 16 | Clear 20 Boss Battles | Wyrmite x50
|
| 17 | Clear 30 Boss Battles | Wyrmite x100
|
| 18 | Clear Three Extra Boss Battles | Wyrmite x50
|
| 19 | Clear Six Extra Boss Battles | Wyrmite x50
|
| 20 | Clear 10 Extra Boss Battles |  Defier of the Unknown
|
| 21 | Clear 15 Extra Boss Battles | Wyrmite x100
|
| 22 | Clear Three Challenge Battles | Wyrmite x50
|
| 23 | Clear 6 Challenge Battles | Wyrmite x50
|
| 24 | Clear 10 Challenge Battles |  Abyss Caller
|
| 25 | Clear 15 Challenge Battles | Wyrmite x100
|
| 26 | Completely Clear a Challenge Battle on Expert |  Twinkling Sand x1
|
| 27 | Completely Clear a Challenge Battle on Master | Knower of the Absolute
|
| 28 | Earn the "Knower of the Absolute" Epithet | Wyrmite x500
|
If the player has already earned epithets, stickers, or weapon skins from this event, those rewards will be replaced by Wyrmite as follows:
Rank 1 epithet: Wyrmite x50.
Rank 2 epithet: Wyrmite x100.
Rank 3 epithet: Wyrmite x150.
Rank 4 epithet: Wyrmite x200.
Sticker: Wyrmite x25.
Weapon Skin: Wyrmite x25.