Leving Quest

Required Level: 150 (Less or more level is not allowed)

Go to Water City; find the NPC named Geezer(38,95)
(0n the way to Qua-Bridge Plain);
right click on him; he will ask you to get his stolen item back; click on
"No problem"; he will give you an evidence.

Then go to Dry Well Plain; find the NPC named Dump Thief (37,22);
right click on him, click on "I never fear you"; you will enter a fight with
the monsters; after you defeat the monsters; he will give you a
Costly Necklace; return to the NPC named Geezer (38,95); right click on him;
click on "Thanks a lot"; he will award you 10 levels up; i.e. your level is
160 now.