As of late 2022, the game reached version 1.5 and beyond, which includes redone CGs (computer graphics) and polished dialogue.
The game officially launched on Steam on April 29, 2022. File: OneHellofaWeek-0.0-pc.zip ...
Early iterations released between 2018 and 2021. As of late 2022, the game reached version 1
The "0.0" version mentioned in your file was one of the earliest public builds. Since then, the game has undergone several significant updates: As of late 2022
If you are looking to play the most stable and feature-complete version, it is recommended to check the developer's official page on itch.io or Steam. Are you trying to this specific old version, or One Hell of a Week (18+) by sumooli - Itch.io