Chapter 4: Fallen Archbishop Andreus

At Hotel Krat, talk to Sophia, choosing "Talk" then "About Sophia's power".

Talk to Venigni to obtain the Grinder Modification Tool.

Talk to Venigni again, choosing "Talk" then "About the Puppet Frenzy" and "About Pulcinella" to get Swagger.

Talk to Pulcinella. He sells Motivity Crank, Technique Crank, Advance Crank, Balance Crank for 800 Ergo each, Electric Blitz Grindstone for 1,000 Ergo, and various Liners (Workshop Union Fiber-Reinforced Liner, Workshop Union Multi-Layer Liner, Workshop Union Spaced Armor Liner) for 500 Ergo each.

At the Center of Venigni Works, proceed forward, climb down the ladder, and follow the path through water into a mining tunnel.

Cross the scaffolding, climb the ladder on the far end, and open the chest to obtain the Big Pipe Wrench.

Drop to the ground floor and defeat the enemies. You can find your first Dark moon Moonstone of the Covenant behind a wooden barrier puppet ambush.

Continue up the tracks and defeat the Steampunk Puppet to get the Carrier's Amulet.

Follow the tracks out of the mine and repair the Stargazer.

In Moonlight Town, clear enemies near the well. Ignore the bridge and enter the first empty building on the left.

Drop to the riverbed and follow the water left into a small crypt. Consider using Sawtoothed Wheels on exploding barrels before dropping. Dimensional Butterflies here drop Crescent Moonstones. Note that infinite farming of Crescent Moonstones is not possible until Chapter 6.

Search the grave to obtain the Moonlight Town Guide.

Climb the ladder and proceed through the cemetery. Enter the large, open building on the left (a trap with loot).

Clear enemies, prioritizing throwers, and open the chest to obtain the Workshop Union Standard Corrosion Resistance Converter.

Pull the lever to raise the gate and continue up the path.

Talk to The Atoned. Choose "Give the Stalker's greeting" to receive the Cable Railway Key. If aiming for the "Free From the Puppet String" ending, choose "Do nothing" and fight The Atoned to obtain the Cable Railway Key.

Open the door, lift the lever, and ride the cable car up. Repair the Stargazer.

On the Path of Misery, follow the path, clearing carcass enemies (weak to fire).

Search upper and lower paths for minor loot, then proceed to the chapel.

Search the ground in front of the one-winged angel to obtain Woman's Prayer.

Continue out the opposite side to a small shrine. Talk to Giangio to receive Giulliaume's Ballad, the Cube, and a Recovery Wishstone. Talk to Giangio again to discuss the Cube. Giangio will later relocate to St. Frangelico Cathedral, where you can get another Recovery Wishstone.

Check behind the angel statue for a chest containing the Belford Break Cartridge.

Return to the chapel and open the double doors onto a large bridge.

Cross the bridge, clear enemies, and open the door to enter the cathedral. Repair the Stargazer.

In St. Frangelico Cathedral Chapel, follow the sludge up the steps. Search the organ to obtain the Stained Choir Sheet Music.

Continue down the hole to a large pool of decay. Consider using an Attribute Resistance Ampoule before crossing.

Climb the ladder and proceed carefully to the top, avoiding gut-flingers.

Climb down a ladder to a boulder section. Go up the boulder track, hug the left wall up steps to a large room. A side path to the right leads to another boulder track with a Trinity Sanctum (key required later).

At the top, jump across the first wheel when safe, push the burning kiln over the edge.

Jump across the second wheel, go right, and pull the lever to reverse platforms, creating a shortcut.

Open the iron door into a large room. Defeat the Mutating Carcass to get Quartz.

Enter the small hallway, check the right side, and open the chest for the Krat Supply Box.

Lift the lever to descend. Repair the Stargazer.

In St. Frangelico Cathedral Library, find and talk to Cecile twice.

Return to St. Frangelico Cathedral Chapel. Talk to Giangio.

Go back down to the now-drained pool of decay, descend the steps, and open the door to a secret room. Open the chest to obtain the Crafted Cryptic Vessel.

Go back up, ride platforms halfway, and roll off onto a platform with two enemies. Open the chest to obtain the Legion Plug.

Ride the platforms to the top, go to the nearby wheel, step on it, ride up, and hop off onto a platform for another secret room. Open the chest to obtain the Blind Man's Double-Sided Spear.