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  5. Zero to Harem Hero: A Hentai Isekai Adventure
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Zero to Harem Hero: A Hentai Isekai Adventure

In 1 playlist0 videos0 commentsUpdated Jul 2, 2026
Z2HH DevRPGMJRPG
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How to Download Zero to Harem Hero: A Hentai Isekai Adventure

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Last updated on LELALOL: Jul 2, 2026

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Zero to Harem Hero: A Hentai Isekai Adventure FAQ

Where is the rogue wizard hut?

It's outside of the town, in the top right corner.

What is the password for the chest in Oakwood Manor?

The statue who says 'face the entrance' faces down. The statue who says 'face the king' faces up towards a picture of the king. The top left knight whose plaque is broken can be found in a hole in the floor and it says to face away from the rising sun (left). Finally, the other knight faces opposite, so he faces right.

Where do I find the weapon upgrade for the doll?

You need to find the steam mage, but details on her location are not provided in the comments.

How do I access the gallery again?

No specific instructions are given in the comments.

Are there any plans to add new features or content?

Yes, there are plans to add a small repeatable mini-game/job for players to earn gold. However, currently, there isn't much use for gold in the game.

What scenes replaced the bandit scene?

The bandit scene was replaced by a scene involving the player and Efelhi at her house in Feraldon. The monster scene remains as a side event.

Where are all the locations for the Overdue Quest's purple books?

Purple Book Locations: Player spawn room, top left room in the castle, Knights barracks (two instances), Mage tower rooms, Spatial Magic room, Church priestess room, Archer class building, Guild library, Flower shop, Queen’s room, Player mansion kitchen and underground cell area, Great Forest tent, Cassington inn and building below, Oakwood Manor, Colosseum hospital, Wizard Class Quest hut, Desert cave, Feraldon Cawthorne house and adjacent building, Embassy, Inn floor 2, Behind embassy wall, Observatory (two instances), Middle verdant core room, Nola's House in snowy forest, Eastport Inn, Pirate Ship Bedroom. Currently: 32/?

What happens after completing the first main quest?

After finishing the first main quest at Rustbrook village, there are no more main quests. Leveling up companions unlocks companion scenes and quests.

How do I unlock additional story missions?

First mission can be unlocked by heading into the church after completing the story mission in Rustbrook. Second mission is available if you visit the general store in Feraldon and speak to the shopkeeper.

What happens with the haunted mansion book puzzle?

In the first door on your right of the haunted mansion, add the missing page to the book then read it. This opens a new passage.

How do I fix the bug after killing the Treant in the snowy forest?

This appears to be a known bug that causes the game to softlock on a black screen after returning to the area where you killed the Treant. The developer is working on a hotfix patch.

What caused Harlu not loading during the Nola event?

The issue was due to a switch used to hide Harlu during the Nola event failing to turn off afterward, preventing her from loading properly.

Zero to Harem Hero: A Hentai Isekai Adventure Walkthrough

Quests and Objectives

  • Do a quest in the mage tower. The blue-haired mage who gave you a tour is lounging near the four element lobby area, and completing his quest will lead to finding a house with a hole in the floor.
  • Speak to an old sailor at Brine and Barrel Bar in Eastport to start the fishing quest.
  • After finishing the story mission in Rustbrook, head to the church to unlock a companion scene or quest.
  • Visit the general store in Feraldon and speak to the shopkeeper to unlock another companion-related quest.
  • Once you level up your clown class to 15, a new quest will become available for recruitment of the clown girl.
  • To complete the haunted mansion quest, enter the first door on your right. Add the missing page to the book and read it to open a new passage.

Exploration

  • Use the mirror next to your bed in the mansion to explore hidden areas.
  • Find Harlu's tent between Crownreach and Eastport. There are several boxes containing references, located in Feraldon behind the town hall, Crownreach forest, under the lighthouse near Eastport, beneath the park by the mage’s tower, and behind a bookcase in Cassington village.
  • Behind the house in Feraldon, there is an additional purple book location.
  • North east path to the lighthouse in Eastport leads to a cave with a book inside.
  • In the haunted mansion area, interact with furniture in the southeast house for a hidden book.
  • West path in the forest during priest quest leads to a tent containing a book.
  • Near the mage tower by the lake with swans, use shovel and rope to uncover a bush hiding a book.

Game Progression

  • Ensure Doll is in your party to access certain areas with holes or difficult terrain.
  • Consider completing the fortune teller's tent quest between Crownreach and Eastport for guidance, though it currently costs 100G but may be free in future updates.
  • After completing the initial main quest at Rustbrook village, focus on leveling up companions for additional scenes and quests.
  • In the mage tower's elemental wing, speak to Milo (the tour guide) to start a new quest involving doll's core.

Purple Book Locations

  • Player spawn room, top left room in the castle.
  • In the Knights barracks in the castle.
  • Another in knights barracks in captain room.
  • In the mage tower in the room at the top.
  • In one of the 4 element professor rooms in the mage tower (cannot remember which specific room).
  • Spatial Magic room mage tower, top right corner.
  • In the church priestess room.
  • Inside archer class building in the elven district.
  • Inside guild library.
  • Inside flower shop.
  • Inside queens room.
  • In player mansion kitchen.
  • In player mansion underground cell area (interact with bookshelf near door to unlock it).
  • Great Forest bottom left path, tent.
  • Inside Cassington inn downstairs.
  • Inside building right below Cassington inn.
  • Top left room in Oakwood Manor.
  • Colosseum hospital area, door on the right.
  • Hut at end for Wizard Class Quest.
  • West of Desert border, cave on left as soon as you enter.
  • West of Desert again, punch through wall with Qingyan to find book inside new cave.
  • Inside Feraldon Cawthorne house in lower area.
  • Building beside the Cawthorne house on the left in Feraldon.
  • Embassy in top right corner of Feraldon.
  • Feraldon Inn, floor 2.
  • Behind embassy in crack in wall, near clown gift.
  • Inside observatory left side when you walk in.
  • Observatory second floor.
  • Middle verdant core room, floor 2.
  • Nola's House in north of snowy forest after completing the second Knight quest.
  • Eastport Inn.
  • Pirate Ship Bedroom.

Zero to Harem Hero: A Hentai Isekai Adventure Known Bugs

  • The stairway in the Cassington Inn is disconnected; players cannot go up or down the stairs.

  • Exiting a house in Casington may result in emerging from a different house.

  • Durgin refuses to accept iron ore despite player possession of it. Additionally, players have difficulty locating Harlu boxes.

  • In Princess's Chamber, the windows allow players to walk through walls. In the Chamber of Reflection, there is no Lyra mushroom scene after viewing it.

  • Sleeping in Cassington Inn can cause a softlock when choosing to rest.

  • Interacting with the bookcase from the right side of your house causes players to get stuck in 'gay baby jail'.

  • Clicking the up arrow key on the quest journal in the cell with the bat girl results in an error.

  • The Champion's Trial quest remains ongoing despite completing the Colosseum and having Qingyan in the team.

  • Game freezes with an error after finding the bat and starting her quest in Oakwood Manor.

    Workaround: Download current version to see if fixed; otherwise load previous save or avoid entering the forest.

  • Softlock occurs after getting chest behind wolf fight during fairy quest, leading to constant fights with goblins.

  • 'Ashes of Arcanum' mission locks player out of 'Guild Rank F' quest if mage has been spoken to for resin purchase.

  • Reading the creampie spell book grants Scurvy status effect that persists after healing with statues.

  • Game crashes after maid blowjob scene in recruit clown quest if unsaved for a while.

  • Missing scenes and gallery entries persist even after redownloading the game.

    Workaround: Start over or seek community save files.

  • Screen stays black after completing 'Light Beneath the Alter' quest cutscene in catacombs, preventing further progression.

  • Steam scholar for new core is missing in Crownreach, making it difficult to find.

Zero to Harem Hero: A Hentai Isekai Adventure Cheats

Cheats and codes for this game are available to signed-in members.