First Ticket (Monday to Saturday): Gaion's Order
Final Ticket (Sunday): Complete Secromicon
Entrance Level: None.

NPC to enter in Event:

Monday to Saturday:

You'll need a Gaion's Order

How create ticket Gaion's Order:
You need to collect 5 Suspicious Scrap of Paper, which drops in some areas of the game.
Joining the 5 units it transforms into a Gaion's Order automatically.

Sunday:

You'll need a Complete Secromicon

How create a Complete Secromicon:
You need to collect the 6 Fragments of Secromicon, which drops each of a boss of the week.
Monday's Fragment will be different from that on Tuesday and so it goes.
Therefore, to have access to Sunday, you need to attend every day.

Monday to Saturday BOSS

Monday: Destler
Tuesday: Vermont
Wednesday: Kato
Thursday: Galia
Friday: Erkanne
Saturday: Raymond

Drops (Monday to Saturday):
Jewel of Chaos / Jewel of Soul / Jewel of Bless / Jewel of Life / Jewel of Creation

Sunday BOSS

First Sunday BOSS: Jerint
Second Sunday BOSS: Gaion Kharein

Drop (Only Sunday):
Talisman of Chaos Assembly and 10 GEMSTONE