After getting the item, move forward. There's a save point below the stairs ahead.
Come over here and save, then head right.
After going down the stairs, look to the right to find two items.
After picking up these two items, cross the stone bridge ahead. There are two more items on the right.
There's also a resource chest on the left.
After picking it up, continue forward and go down the stairs. Several Masked Enemies will spawn on the left. Defeat them and reach the end of this path to obtain an item.
After picking it up, turn around and continue downward. When you see the pavilion, there's another resource chest on the right.
Go all the way down. On the right, there's a purple item and Memory Flower #4 of 'Prisoner Disciple'. Two enemies will appear to interfere; defeat them and collect the items.
