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If you love solving puzzles inHonkai Star Rail, then Night On The Great Mine mission will turn into one of your favorite side quests. This mission is unlocked after making your way to theUnderworldin the story campaign.
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Fortunately, the quest featureszero fightsand only focuses on challenging you with multipletrain puzzles, where you need to get different carts to certain locations through limited railways. Well, let’s get started!
Where To Start Night On The Great Mine
In order to trigger the mission, head to Boulder Town in the Underworld and spawn in theGoethe Grand Hotel anchor. Right in front of the hotel on the location that is marked by a blue sign on the map above; you should be able to find a mistress calledAntonia. If you talk to her and choose the option “I heard you are looking for me,” the mission will be acquired.
After the discussion, you will be tasked to meet a person in the Great Mine. There is already an anchor in the Great Mine that leads you directly to that person, but if you have not explored that part of Great Mine yet, you need to teleport to theOverlook anchorand then make your way to the person marked by a blue sign.

After meeting the person, the first set of puzzles will begin. Keep in mind that this is athree-part mission, and each part will beavailable after the daily reset, which is 4 AM in your local time zone.
Night On The Great Mine Part 1 - Puzzle 1
Each part of the mission includesthree puzzles. The first puzzle is quite easy as there is onlyone cart and one destination. Follow the instruction below based on the image above to solve the first puzzle:
Night On The Great Mine Part 1 - Puzzle 2
This one includestwo carts. The empty cart should be placed at the blue terminal, while the loaded cart should be moved to the yellow terminal.
Night On The Great Mine Part 1 - Puzzle 3
This puzzle includesone cart, but you havetwo destinations. First, you need to load the empty cart, and then move it to the yellow terminal.
Night On The Great Mine Part 2 - Puzzle 1
After hitting the daily reset, you’re able to begin the second part by meeting the same person at the Great Mine. This time, puzzles will bemore complicated. The first puzzle requires you to move the empty cart to the blue terminal and the loaded one to the yellow terminal.
Night On The Great Mine Part 2 - Puzzle 2
The second puzzle is similar to the first one, but it requires more action.
Night On The Great Mine Part 2 - Puzzle 3
This time around, you havetwo yellow terminals, which means you need toload the empty cart with oreand then move it to one of the terminals similar to the already loaded cart.
Night On The Great Mine Part 3 - Puzzle 1
After one more daily reset, you can now finish the entire quest. The first puzzle requires you to load an empty cart and move to one of the yellow terminals. There is also a loaded cart that should go to the other yellow terminal.
Night On The Great Mine Part 3 - Puzzle 2
This mission featuresthree carts. Two of them are loaded and should be moved to yellow terminals, while the empty one should be placed at the blue terminal.
Night On The Great Mine Part 3 - Puzzle 3
This is themost difficult puzzlewith the most actions required. verify to follow each action below precisely to avoid a restart. This mission features three yellow terminals with one loaded cart and two empty carts. This means the empty carts should be loaded before moving all carts to yellow terminals.
Well done! This puts an end to this side quest.
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