Belladonna’s Garden is a dungeon that can only be opened by the Bella’s Key, the Bella’s Key is no longer sold. (The key was available in nexus for 250 Fame and 100 Fame on the third and fourth days of the Player Appreciation Program).
See the Belladonna’s Garden Guide for a complete walkthrough on the dungeon.
Try not to stand on top of a red flower, and advance this dungeon with a group of teammates.
