Don't try to fight the Giant Club Demon but instead head into the third door from the left and use a Smelter Wedge on the Ashen Idol.

Using the lift to cross the small gap and reach the path on the other side, open the door at the end on the right. Go to the opposite side and through the door onto the balcony to find the Simpleton's Ring on the far right. Kill the two Possessed Armors and pick up the Old Radiant Life Gem next to the flaming statue. Go around the corner and down the stairs to the room with the chest on one end. It doesn't stop so be ready to jump as the lift moves. You can now take the lift to three different locations, as detailed below. Go around the corner and down the stairs until you reach a circular room, then turn right. Teleport to the bonfire on the upper floor of Blume Tower and go over to the gated area (i.e. For help in finding the Tower Key, head here. The following are walkthroughs and locations of loot that becomes accessible once you obtain the Tower Key. Let us show you to some sweet loot that opens up once you have access to the Tower Key.

Dark souls 2 tower of flame