Illusion of Twins (160 Level +)

Main Quest
1. Lets go Anthell Dungeon 02 /navi anthelld02 177/190, find Mirko.
2. Find Briashen /navi ant_d02_i 44/258.
3. Return to Mirko.
4. Return to Briashen.
5. Find Kahris, she looks like Briashen. Visit 3 points. Once you're done, you will be automatically warped back to the dungeon entrance.
6. Talk to Mirko.
7. Talk to Briashen.

After the cutscene ends, you will be automatically warped back to the dungeon entrance.
8. Talk to Mirko.

Daily Quests.
You can take 4 daily quests from Mirko.

Illusion Investigation.
2.1 Talk to Sheshin /navi ant_d02_i 167/184

The task is to simply kill 100 monsters from that dungeon.

Illusion MVP summoning.
After killing 3000 monsters on the map, a will appear, 2h cooldown.