After collecting this item, continue forward. Once you climb up, there will be a group of enemies across the river. Prioritize taking out the one in red clothes. After eliminating them all, remember to collect the dust behind the woman in red.
You can interact with the writing on the right wall to obtain some dust.
There is a hammer-wielding enemy under the bridge ahead. This enemy attacks slowly but frequently uses blue light attacks, making them a good target for practice.
After defeating it, go to the right to collect the dust, then head up from the left.
Climb up from the left side; there is dust behind the wooden crate.
Look up and interact with the mural to obtain dust.
Next, walk onto the wooden planks behind you and cross to the other side.
Move along the wooden platform, defeat the enemies on it, and pick up the item ahead.
This is a collectible book titled [Villager Relic Investigation #2: Abandoned Land Deed]. After obtaining the book, turn back and climb up the stairs nearby.

