Hidden Helper T quests

Available Hidden Helper T Quests can see in the " List" panel. There is a total of 81 quests available, numbered 001 to 081. Visit the Hidden Helper to accept a quest and to receive your reward upon completion.

Each quest has certain requirements to be met before being able to start: Example - Hidden Helper T (No.001) requires Level 36 and Class Rank 3. A level 45 character with Class Rank 2 won't be able to see the quest yet.
 * Character Level
 * Character Class Rank (achieved upon completion of Level Up quests).

(There is an exception on quest accepting requirements for Nr. 50, you have to kill Nola Ispita, use the key you get from it, return a few rooms back and get a puzzle part from a chest. Once you have that puzzle part, you can go to the Graves Holy Cross and accept hidden helper quest nr. 50 (than you have to kill Nola Ispita 3 more times to finish it))

The reward for completing all quest (including Nr. 50) is a title: Hidden Helper T is watching you (1 slot drop +20%, 2 slot drop +100%)

Ppl like you get all the brains. I just get to say tahkns for he answer.