Quest Art of Persuasion

1. Start NPC Nikola Maestro located in the Cruma Marshlands. Talk and get a quest Art of Persuasion and Nikola's Map

2. Run to the entrance of the Cruma Tower to Lorain Researcher , Talk to her twice, memorize the code she says: 3196

3. Enter the Cruma Tower, run to the teleport on the second floor and move. On the second floor we run from the teleport directly to the second fork and turn right. Find Destroyed Device , talk to it. Will appear Alarm

4. Talk to Alarm , enter the password that reported Lorain Researcher — 3196

5. Again talk to Destroyed Device and get Broken Metal Pieces

6. Return to Lorain Researcher , give her Broken Metal Pieces , receive reward and access to the quest Seal Removal.

On Masterwork servers next quest in the chain:
Nikola's Heart
or
Seal Removal. To get the quest you need to delete the quest item Loraine's Certificate

In basic Lineage 2 next quest in the chain:
Contract Execution
or
Seal Removal. To get the quest you need to delete the quest item Loraine's Certificate