The file is the second part of a split compressed archive for Custom Order Maid 3D2 (COM3D2), typically part of an English localization or "All-In-One" (AIO) mod pack.
If you are missing the other parts, the .002 file cannot be opened on its own. Guide :: COM3D2 Primer for New Players - Steam Community COM3D2_EN.7z.002
: The extraction software will automatically detect and pull data from .002 and subsequent parts to rebuild the full original folder. Typical Contents In the context of COM3D2 , these archives often contain: The file is the second part of a
: Tools like Sybaris II or BepInEx used to load custom content. COM3D2_EN.7z.002