If you are using this specific .rar file to patch your game, be aware of known issues reported by the community during that period:

The story explores horrific romance, depression, and crime, often requiring players to join the mafia or team up with murderers to survive. Potential Issues with 2019 Updates

Some players encountered "content still encrypted" or "file corrupt" errors when applying manual updates.

Includes over 35 endings and 350+ choices that adapt based on the player character's personality.

Some 2019 updates were known to occasionally break game files , leading to all CGs and Memories being prematurely unlocked or, conversely, a complete loss of progress.