本专辑是关于伊苏9 怪人之夜游戏配乐原声大碟OST音乐素材合集，大小：115 MB，格式： MP3，压缩比率：320Kbps，供广大设计师学习使用。
《伊苏9》以被称为监狱都市的巨大城市为舞台，新冒险将从这里开始，玩家将揭开监狱背后隐藏的秘密。新作会有特殊能力“异能动作”以及“公会运营”等新要素。玩家可以利用特殊技能在野外探索，也可以用技能攻击，冲刺，跳跃等。
Disc 1
1 Hello Grimwald
2 Decision
3 Il était Une Fois
4 Only the Corpse Goes Out
5 Tranquil Silence
6 Ambiguous Territory
7 Monstrum Nox
8 Dreaming in the Grimwald
9 Prisoncity
10 Welcome to Chaos
11 Heart Beat Shaker
12 Feel Force
13 Stagnant Pool
14 Take It Easy!
15 Nab the Tail
16 Cloaca Maxima
17 Monstrum Spectrum
18 Bar “Dandelion”
19 Denouement
20 Urban Terror
21 Troublemaker
22 Ruin of Dry Moat
Disc 2
1 Hello Grimwald
2 Decision
3 Il était Une Fois
4 Only the Corpse Goes Out
5 Tranquil Silence
6 Ambiguous Territory
7 Monstrum Nox
8 Dreaming in the Grimwald
9 Prisoncity
10 Welcome to Chaos
11 Heart Beat Shaker
12 Feel Force
13 Stagnant Pool
14 Take It Easy!
15 Nab the Tail
16 Cloaca Maxima
17 Monstrum Spectrum
18 Bar “Dandelion”
19 Denouement
20 Urban Terror
21 Troublemaker
22 Ruin of Dry Moat
Disc 3
1 Prison of Balduq -Yearning-
2 Inquisition
3 Aprilis
4 Glessing Way!
5 Alchemy Lab
6 Who Knows the Truth?
7 Judgement Time
8 Forgotten Days
9 Gria Recollection
10 Invitation to the Crimson Night
11 Strategic Zone
12 Wild Card
13 Thus Spoke an Alchemist
14 Knock on Nox
15 Anima Ergastulum
16 Prison of Balduq -Live the Future-
17 Eyes On…
18 New Life
19 Dandelion’s Journey
20 Treasure Box -Ys IX-
