• Interact with the desk drawer on the left side [Silver Key].
  
• Go down and Interact with the door.
  
• Choose Use the silver key when asked.
  
  
• Go right and enter the kitchen.
  
• Follow the trail while ignoring the sparkling lights.

If you did it correctly, the door at end of it will be unlocked. If you messed up, exit and re-enter the kitchen to try again.

• You'll reach the Basement.
  
• Go to the bottom right area and enter the only non-guarded door.
  
• You'll be automatically teleported out of the room after the scene.
  
• Go north and enter the door. You'll reach the Lower Garden.
  
• Interact with the right side of the big tree at bottom right corner [Sleeper Key (1/3)].

• Leave the room.
  
• Head to the bottom left area and enter the room.
  
• Inspect the tile right at the center of the two statues [Sleeper Key (2/3)].

• Go back to the kitchen and interact with the northernmost sparkling light [Red Key Fragment].
  
• Go out and upstairs to reach the first floor.
  
• Enter the room on the right to find the library.

• After finding the clues, interact with the 3 marked bookcases [Red Key Fragment].
  
• Open your inventory and interact any Red Key Fragment. Receive Red Key.
  
• Leave the room and head downstairs.
  
• on the portal.
  
  
• Go upstairs and to the bottom section of the hall.
  
• You'll find three doors. Interact with the left one and go up the ladders to find the Upper Garden.
  
• Speak to the fairy and incorrectly answer three times. Inputting 0 in is enough to fail.

• previous and go back to the fairy.
  
• Answer the questions correctly:
  
  
  • 2
    
  • Blue
    
  • 6
    
  • 17
    
  • 051

• You'll get Sleeper Key (3/3).
  
• Pull the lever at the top right corner of the screen.
  
• Leave through the door and take the ladder back down.
  
  
• Head downstairs and .
  
• Go upstairs and take the middle door, then go all the way up.
  
• Avoid talking to Kyofu after the scene and take the top door to leave the mansion alone.

• 
  
• Go back to the basement and to the bottom right room, then speak to Amy so she joins your party.
  
• Leave the mansion with Amy by taking the middle door on the first floor.

• 
  
• Head back to the first level and take the middle door.
  
• Speak to Kyofu twice so he joins your party.
  
  
• Now, leave this area through the bottom door and take the ladder back down.
  
• Once outside, head left and walk behind the boxes to find a secret path.
  
• Interact with the top left sparkling light to find Trust Bell

• 
  
• Now, leave the mansion with Kyofu.

• 
  
• Go back to the basement and speak to Amy so she joins your party.
  
• Leave the mansion with all party members.

• 
  
• Head to the bottom left area of the basement and enter the room.
  
• Interact with the Console and choose: Release Soul → Nyla → Yes.