《卡里古拉：过量(The Caligula Effect Overdose)》是一款由FURYU制作发行的日式角色扮演类游戏，故事讲述了一个叫做“μ”的虚拟歌手(类似于初音未来)，进化产生了自我意识。她感受到现实中的人类由于压力而带来的的各种负面情绪，为了拯救人类，她创造了一个虚拟世界——莫比乌斯(Mobius)，在这个世界里的居民都是现实社会中的人类。作为“反叛者”的少男少女们，为了回到现实世界向“μ”和她的虚拟世界发起了挑战。
开始游戏或者解压缩游戏时候注意关闭杀毒软件，防止误杀免DVD文件。
1. 用WINRAR软件解压缩游戏到硬盘上
2. 开始游戏
整合以下DLC：
> The Caligula Effect: Overdose - Casual Clothes Costume Set
> The Caligula Effect: Overdose - Male Protagonist's Swimsuit Costume
> The Caligula Effect: Overdose - Female Protagonist's Swimsuit Costume
> The Caligula Effect: Overdose - Shogo's Swimsuit Costume
> The Caligula Effect: Overdose - Izuru's Swimsuit Costume
> The Caligula Effect: Overdose - Kotaro's Swimsuit Costume
> The Caligula Effect: Overdose - Kensuke's Swimsuit Costume
> The Caligula Effect: Overdose - Kotono's Swimsuit Costume
> The Caligula Effect: Overdose - Naruko's Swimsuit Costume
> The Caligula Effect: Overdose - Mifue's Swimsuit Costume
> The Caligula Effect: Overdose - Suzuna's Swimsuit Costume
> The Caligula Effect: Overdose - Eiji's Swimsuit Costume
> The Caligula Effect: Overdose - Ayana's Swimsuit Costume
> The Caligula Effect: Overdose - Stigma Bundle♀♀