Summary

  • Kingdom Come Deliverance 2 “The Fifth Commandment” sidequest investigates the multiple murders that occurred in Kuttenberg.
  • It’ll be crucial to romance Katherine and achieve one of the best possible endings in Kingdom Come Deliverance 2
  • This covers all the steps to complete the quest from examining victims to confronting the killers.

This is one of the most intricate and challenging side quests you can encounter in Kingdom Come Deliverance 2. It seeks your detective skills by involving in a medieval murder mystery to romance Katherine and influence the game’s ending. Here’s a complete guide to The Fifth Commandment quest in Kingdom Come Deliverance 2. 

How to Start The Fifth Commandment

In starting this quest in KCD2, prioritize completing “Into The Underworld” main quest. Then, you’ll have to speak with Katherine in the Hangman’s Halter tavern in Kuttenberg. There, she’ll reach out for your help to investigate the murder of her friend. This will set your track to complete The Fifth Commandment quest.

Examining the First Victim

The quest will start with an investigation at the cemetery which is near the northern wall at Kuttenberg. Here’s what you can do while examining the first victim: 

  1. Visit the chapel to examine Alice’s body. Closely pay attention to the state of the corpse
  2. Note the important details: the victim was disemboweled, drained of blood, and died by strangling
  3. With these details, you can suggest that the crime scene would have been messy as the killer was physically strong

Once you’re done examining the body, go to Barbora and initiate conversation. You’ll find her praying in the chapel. In her talk, she will mention Lumir, a former Bailiff’s Rathouse Scribe who is investigating the murders.

Finding Lumir and Beginning the Investigation

You have to find Lumir after the conversation with Barbora. Lumir can be found leaning against a building in an alley. He’ll appear suffering from a severe hangover making it quite difficult to gain cooperation.   

  1. Offer him a Hair of the Dog Potion (purchase this from an Apothecary beforehand)
  2. Pass either a Presence or Knowledge skill check
  3. Exhaust all your dialogue options to learn about three potential victims: Zdena, Stanya, and Jarka

Investigating the Three Victims

Kingdom Come Deliverance  2 The Fifth Commandment quest involves the investigation of three victims embroiled in similar murder cases. Here’s what you need to do to continue the progress of your task:

Jarka

  1. At the cemetery chapel, you’ll find Father Prokop. Speak with him and carefully ask questions to discover the following:
  2. Prokop was Jarka’s uncle
  3. William the Bard is a potential suspect
  4. Jarka was pregnant when she died

Stanya

  1. Visit the Hole in the Wall tavern and speak with Innkeeper Mole
  2. Pay some Groschen or pass a skill check to learn Stanya was connected to William and a charcoal burner named Barton
  3. Travel to the Charcoal Burners camp south of Kuttenberg
  4. Find Barton (the bald man) and pass speech checks to learn Stanya is hiding there
  5. Speak with Stanya to discover she survived an attack
  6. Learn crucial details: the attacker was male, German, and had a strong grip; there were two people involved

Zdena

  1. Find Strnad in the backyard of Chennyek’s Thieves’ Guild building
  2. Pass a speech check to learn about Zdena’s relationship with a fence
  3. Travel to Rabstein and speak with “Hired Hand Pint”
  4. Follow Pint’s directions to a ford with blood splatter
  5. Use Mutt’s Track command with the scarf from Pint
  6. Discover Zdena’s body and collect her ring – a crucial piece of evidence

Identifying the Culprit

After gathering all this information about the victims, return and share with Lumir what you’ve learned. While conversing with Lumir and Katherine, choose the dialogue options that point out Von Grolles as suspects. Also, mention that Jarka was pregnant with Von Grolle’s child and take note that he was once a suitor of Alice.

Investigating the Von Grolle Estate

Once you’ve identified Von Grolle, proceed to plan how to access their estate. It is simple to do so as long as you follow all the steps:

  1. Speak with Thaddeus at the door and pass a skill check (or use the Thunderstone if you have it)
  2. Optionally, speak with Madelina Von Grolle and help treat Master Von Grolle’s illness for extra rewards
  3. Sneak into young Hendl Von Grolle’s room
  4. Lockpick the chest using a Strong Quickfinger Potion (Hard Lock)
  5. Collect the “Trophies from victims” – evidence confirming the family’s guilt

The Final Confrontation and Rewards

After collecting the “Trophies from victims,” go back to Lumir and present him the evidence. This will also trigger the final part of the quest, inching closer to an end.

  1. Katherine will offer herself as bait to lure out the killers
  2. Thaddeus and Madeline Von Grolle will attack Katherine
  3. Defeat Thaddeus in combat
  4. Choose whether to let Katherine take revenge on Madeline or let justice handle her punishment (choosing vengeance helps romance Katherine)

Upon completion, you’ll receive these as your rewards:

  • 150 Groschen
  • Speech Skill Experience
  • The Kuttenberg Knight Shield
  • Progress toward romancing Katherine (depending on your choices)

Conclusion

The Fifth Commandment is one of the most rewarding side quests experienced in Kingdom Come Deliverance 2. It tests your detective skills to determine who has been behind the multiple killings in Kuttenberg. So, try your best to be attentive and stay alert at most times to determine and gather the evidence. Plus, this will also help you improve your relationship with Katherine for a great ending.