It happend to me but my friend helped me but he did not help with the top of the tower. I tried defeating him myself but I could not. ;( ): So I got help from my other friend! ;-) ;) 8) I also got there by teloporter and used a map! The quest helper dissapear becase it's a dungen or somthing. >_< +_+ =)
Mary SparkleBlossom level 48 Master Thurgest with over 2,900 Health (I never used crown gear.)