Hi guys !
You can check this ending in my full achievements walkthrough video.
It's from 0:17:03 to 0:23:10 in my video:
Or if you need a text guide:Ending 3: The Cycle
Method 1:
Collecting vials from church guy.
Travelling right in the hub to the lake.
Collecting the sword stuck in the tree.
Sleeping the bed in the middle of the lake.
Cutting the noose in the nightmare next to the fisherman's grave using the sword.
Talking to the ghost and taking the fruit.
Feeding the fruit to the beast in the hub.
Using a flask to collect "Poison" from the beast's body.
Travelling up and to the right of the beast to find the ocean.
Filling the ocean with "Poison".
Travelling across the ocean floor, through the dead seaweed wall and down the chasm.
Entering a house in suburbia.
Climbing the stairs and turning right, walking down the hall to the door, and entering.
Travelling back down the hall to the living room.
Killing the player watching the TV with the sword.
Using a flask to collect "Your Blood" from the player's corpse.
Using "Your Blood" on the water of the birch.
ORMethod 2:
Collecting vials from church guy.
Travelling right in the hub to the lake.
Collecting the sword stuck in the tree.
Cutting the rope attached to the boat on the island.
Collecting the fishing rod from the boat.
Catching a blue fish in the lake.
Feeding the blue fish to the beast in the hub.
Using a flask to collect "Oil" from the beast's pot.
Travelling up and to the right of the beast to find the ocean.
Filling the ocean with "Oil".
Travelling across the ocean floor, through the dead seaweed wall and down the chasm.
Entering a house in suburbia.
Climbing the stairs and turning right, walking down the hall to the door, and entering.
Travelling back down the hall to the living room.
Killing the player watching the TV with the sword.
Using a flask to collect "Your Blood" from the player's corpse.
Using "Your Blood" on the water of the birch.
Have fun !