Retrieve the documents to unlock the blackmail dialogue options for the next morning. Progressing with Miss Julia (The Red Dress Event)

另外，根据外网反馈，曾有玩家在2023年6月论坛互动中询问当时的最新版本，得到回复称“目前是0.21”，可见从v0.9到v0.21经历了较长时间的内容填充和版本迭代。

While detailed patch notes for version 0.9 are difficult to find, analyzing the game's general feature set and subsequent updates allows us to deduce what this version likely offered. Based on community discussions and related update notes, Agent 17 version 0.9 was built on the core features that define the game.