Season 2 Hira Pre-registration
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07.27.2023 (Thu) - 08.30.2023 (Wed)
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    and the new pet, 'Rune Gauntlet'!
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    • Details

    Pre-register Notice

The Beginning of a New Adventure,
Undecember Season 2
Check out a more exceptional Undecember with Season 2
Season 2 of Undecember Begins
Enjoy the new content with the newly added
Hardcore / Origin modes.
Act 13 Hira
Hira, the tourist nation covered in clouds and mist.
Experience a new story and relations set in Mount Ineps, the hideout of the Zodiac Master, and encounter unique monsters firsthand.
Illusion Dungeon
The new seasonal content,
Illusion Dungeon will be added.
Challenge powerful illusion monsters and complete the Lacrima doll.
ACT 13 Hira New Boss
Meet the new and stronger boss

Praying Hand Shadow

After you arrived at Mount Ineps in search of the Zodiac Master, you discover some mysterious statues.

And the shadow of these statues
slowly tries to engulf you…

The Head of Soi

In the aftermath of the Zodiac War that occurred in the past, the land had become contaminated, and Traum experienced an unprecedented famine.

It is said that during that time, manhunters emerged and hunted down fellow humans using the power of runes.


Canna had defied Zid's order to assassinate you. In what appears to be an act of retribution, the Knights of Arkras appeared in Mount Ineps…

They will not hesitate to use any means necessary to achieve their goals.


One of the key figures of the Knights of Arkras who was raised with Canna as a sibling.

He is ready to live and die for Arkras.

Face of Distortion

The tale of the smiling mask is one of the folklore in Traum. Through the story of a man who wore a mask and danced to conceal his sadness, it aims to target the loneliness that we all carry within us.

World's Order

If the order of this world were perfectly arranged by someone, would you be able to accept the order created by them, or would you establish your new order?

New Updates
Check out the main content updates

New Skill / Link Rune / Zodiac

Awakening effect change for skill runes,
2 new types of skill runes and 7 new link runes added!
Changes and addition to specialization zodiac!

Hardcore / Origin Modes

Hardcore mode limits character access after their death, providing maximum thrill and tension for experienced rune hunters. Origin mode is specialized for farming and enchants are simplified. Enjoy and obtain exclusive rewards from the special modes.


Zodiac master, Ilya's secret plan, Lacrima!
Another self created from the power of the mist,
Find the power to fend off the evil through Lacrima.

Charm Slot Upgrade

The star fuse researcher Akael has developed a technology that can raise the stone, containing the power of the 12 gods and charms to their limit.

Guild Raid

Guild Raid added!
Face off against powerful boss monsters of Undecember.
Enjoy a more exhilarating Undecember with your guild.


© LINE Games Corporation & Needs Games Inc. All Rights Reserved.

개인정보 수집 및 이용 동의

라인게임즈 주식회사는 언디셈버의 시즌 2 업데이트 사전등록과 관련하여 다음과 같이 개인정보 수집 및 이용 동의를 받고 있습니다.

1. 개인정보 수집 항목 및 이용 목적
- 언디셈버 시즌 2 업데이트 관련 안내
(필수) 휴대폰번호, OS 정보
- 이벤트 응모 시 자동 수집 정보
(필수) IP 주소
2. 개인정보 보유 및 이용기간
- 사전등록 종료일로부터 6개월 이내
3. 개인정보 처리 위탁
- 위탁 업체: 페이레터 주식회사
- 위탁 업무 내용: LMS 발송
  • 이용자는 본 동의를 거부하실 수 있습니다.다만 동의를 거부하시는 경우 언디셈버 시즌2 업데이트 안내를 받으실 수 없습니다.
  • 개인정보 수집 및 이용에 동의 하신 후에 동의를 철회하시려면 라인게임즈 고객센터(로 연락주시기 바랍니다.
  • 이용자가 만18세 미만인 경우 본 사전등록에 참여하실 수 없습니다.
  • 개인정보 처리에 관한 자세한 사항은 라인게임즈 홈페이지 (에 공개하고 있는 [개인정보 처리방침]을 참고하시기 바랍니다.

Receipt of marketing information

LINE Games will use the information you have provided to send you e-mails about in-game events. You may withdraw your consent at any time, even after you have consented to the collection and processing of your personal data.

  • • Purpose of Collection: Undecember Season 2 Update Notice
  • • Personal Information Collected: E-mail, IP Address
  • • Period of Usage: Within 6 months from the end of the pre-registration period

If you wish to apply for event withdrawal or no longer wish to receive advertising messages from LINE Games, please contact LINE Games Support(


LINE Gamesは、お客様が提供した情報を使用し、ゲーム内のイベントに関するメールアドレスをお送りします。お客様は個人情報収集および処理について同意後であっても、いつでもその同意を撤回することができます。

  • • 収集目的:アンディセンバー(UNDECEMBER)シーズン2アップデート関連のご案内
  • • 収集する個人情報:E-mail、IPアドレス
  • • 個人情報使用期間:事前登録終了日から6ヵ月以内

イベント参加を撤回したりLINE Gamesからのマーケティング情報の受信を望まない場合、LINE Gamesのお客様センター(へいつでもご連絡ください。


LINE Gamesは、お客様にサービス提供をするために国外で個人情報を処理し、保存することができます。


  • • 国外移転対象および国家:GOOD Touch(所在地:韓国)
  • • 国外移転目的:LINE Gamesサービス提供のための顧客問い合わせ処理
  • • 国外移転対象の個人情報:E-mail、IPアドレス
  • お客様は個人情報国外移転に同意後であっても、いつでも同意を撤回することができます。
  • 個人情報移転同意についての撤回を望まれる場合、LINE Gamesのお客様センター(へいつでもご連絡ください。


LINE Games會使用您所提供的資訊向您發送遊戲活動相關的電子郵件。在同意個人資訊收集及利用後,您仍可隨時撤回同意。

  • • 收集目的:惡月十三(UNDECEMBER)賽季2更新相關說明
  • • 收集的個人資訊:E-mail、IP地址
  • • 個人資訊利用期間:事前預約截止日後6個月內

若欲申請撤回活動參與,或是不願接收由LINE Games所發送的行銷資訊,請隨時與LINE Games客服中心聯繫(。

Pre-register Notice
You need to be 18 or older to pre-register.
The information you have pre-registered will be sent to you via LMS and email after the Season 2 update.
If you miss the said information due to spam settings, incorrect phone number or email, it will not be sent again.
Pre-registration with a phone number is only available in Korea, while other countries can pre-register via email.
For registrations made with a phone number, you can participate only once per phone number regardless of the OS.
For registrations made with an email, you can only participate once per email.
We are not responsible for any disadvantages caused by invalid personal information.
In case of using someone else's personal information, you may be subject to pre-registration cancellation and criminal punishment.
If you do not agree to the agreement for personal information collection and use, pre-registration is not possible.
Please refer to the official FLOOR site for detailed information regarding the schedule of the pre-registration rewards.