diff --git a/README.md b/README.md
index 1e146e5..050d502 100644
--- a/README.md
+++ b/README.md
@@ -1,22 +1,39 @@
 # Arcaea Offline
 
-> 接受 <i><b>lr</b><sub>lowiro</sub></i> 的一切
+English | [简体中文](./README.zh_Hans.md)
 
-![Excel | Eternity](./assets/excel_eternity.png "Excel | Eternity")
+<span>
+  <img src="./assets/banner.png" style="height: 175px; object-fit: contain;">
+</span>
+
+> Accept <i><b>lr</b><sub>lowiro</sub></i>
 
 ## WIP
 
-This project is under active development, thus it is unstable and API may change frequently.
+> **Warning**
+> This project is under active development, thus it is unstable and API may change frequently.
 
-## 这事什么？
+## What is this？
 
-这是用于计算 [Arcaea](https://arcaea.lowiro.com/) 中，玩家潜力值的 [B30 和 R10](https://wiki.arcaea.cn/潜力值#整体潜力值计算) 部分的程序。
+This is the core library of `Arcaea Offline`, designed to manage player scores, calculate their potential, and provide various useful tools.
 
-## 这怎么用？
+## How to use this？
 
-这个存储库是相对基础的，提供操作数据库等“底层”操作的 python 库。要使用该库，请查阅 API 手册（还没写）。
+This repository is a python library.
 
-如果您正寻找 GUI，请前往 [283375/arcaea-offline-pyside-ui](https://github.com/283375/arcaea-offline-pyside-ui) 了解详情。
+For general users, if you don't know what is a "library", you may be interested about [this GUI](https://github.com/283375/arcaea-offline-pyside-ui).
+
+For developers, the documentation is under construction. Check back later!
+
+## License
+
+This file is part of arcaea-offline.
+
+arcaea-offline is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+
+arcaea-offline is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with arcaea-offline. If not, see <https://www.gnu.org/licenses/>.
 
 ## Credits
 
diff --git a/README.zh_Hans.md b/README.zh_Hans.md
new file mode 100644
index 0000000..c0e4cdf
--- /dev/null
+++ b/README.zh_Hans.md
@@ -0,0 +1,38 @@
+# Arcaea Offline
+
+<span>
+  <img src="./assets/banner.png" style="height: 175px; object-fit: contain;">
+</span>
+
+> 接受 <i><b>lr</b><sub>lowiro</sub></i> 的一切
+
+## WIP
+
+> **Warning**
+> 该项目正处于早期开发阶段，不能保证稳定性，且 API 可能随时变动。
+
+## 这是什么？
+
+这是 `Arcaea Offline` 的核心依赖库，用于维护分数数据库、计算潜力值，并提供一些实用工具。
+
+## 这怎么用？
+
+该仓库是一个 python 库。
+
+对普通用户，如果你不知道“库”是什么，你应该对[这个 GUI](https://github.com/283375/arcaea-offline-pyside-ui) 更感兴趣。
+
+对开发者，文档仍在建设当中，敬请期待。
+
+## 许可声明
+
+本文件是 arcaea-offline 的一部分。
+
+arcaea-offline 是自由软件：你可以再分发之和/或依照由自由软件基金会发布的 GNU 通用公共许可证修改之，无论是版本 3 许可证，还是（按你的决定）任何以后版都可以。
+
+发布 arcaea-offline 是希望它能有用，但是并无保障；甚至连可销售和符合某个特定的目的都不保证。请参看 GNU 通用公共许可证，了解详情。
+
+你应该随程序获得一份 GNU 通用公共许可证的复本。如果没有，请看 <https://www.gnu.org/licenses/>。
+
+## Credits
+
+[Arcaea-Infinity/ArcaeaSongDatabase](https://github.com/Arcaea-Infinity/ArcaeaSongDatabase)
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