Should I Kill Nilsine Shatter Shield?

When It Makes Sense

• Good fit: You want the optional reward from Muiri for completing the full contract. Killing Nilsine earns you extra leveled gold and Muiri’s Ring, a leveled enchanted item, making this a practical choice for loot-focused or Dark Brotherhood-aligned characters.
• Good fit: Your character is fully committed to the Dark Brotherhood assassin lifestyle and treats all contracts as valid targets. If you are roleplaying a ruthless killer, the optional hit fits your character’s moral framework.

When You Should Avoid It

• Warning sign: You are roleplaying a character with a conscience or moral code. Nilsine is a grieving civilian whose sister was recently murdered by the Windhelm serial killer, and killing her is not framed as justice.
• Warning sign: You want to avoid the secondary consequence of Tova Shatter Shield’s suicide. After Nilsine dies, Tova takes her own life, permanently removing both NPCs from Windhelm and altering the city’s atmosphere.

Pros and Cons

Pros

• Grants the optional reward from Muiri, including leveled gold and Muiri’s Ring, plus potential access to Muiri as a follower if conditions are met.
• Reinforces a ruthless Dark Brotherhood roleplay and fully completes the optional objectives for “Mourning Never Comes.”

Cons

• Triggers Tova Shatter Shield’s suicide, adding a darker narrative consequence and removing two Windhelm NPCs from the game world.
• Requires murdering a non-hostile civilian, which can conflict with heroic roleplay, companion sensibilities, or player comfort.

Decision Checklist

• Do you want Muiri’s optional reward, or are you satisfied with the main contract reward for killing Alain Dufont?
• Does your character’s moral alignment justify killing a grieving civilian for pay?
• Are you prepared for Tova Shatter Shield’s suicide and the permanent change to Windhelm’s NPC population?

Alternatives to Consider

You can complete “Mourning Never Comes” by killing only Alain Dufont, leaving Nilsine alive and avoiding Tova’s suicide while still advancing the Dark Brotherhood questline. If you want the ring reward but dislike the kill, there is no peaceful alternative to obtain Muiri’s Ring in the base game. You may also postpone the decision indefinitely, as the optional objective remains available until completed. For a non-assassin playthrough, consider abandoning the Dark Brotherhood or pursuing factions with less morally fraught objectives.

Final Recommendation

Kill Nilsine Shatter Shield only if you value the extra reward and are roleplaying a morally flexible Dark Brotherhood assassin. Skip her if you prefer a less tragic Windhelm, are roleplaying a heroic character, or are uncomfortable with the civilian murder and suicide aftermath. Since this is a fictional game choice, pick the path that best serves your intended Skyrim experience. For real-life concerns involving harm, consult qualified professionals or emergency services.