Requiem Of Science is a free Sci-Fi modification for Half-Life 2: Episode 2. Gameplay similar to the gameplay of Half-Life 2, but with some changes. These changes are not about the overall balance of the game, but about unusual narrative.
SYSTEM REQUIREMENTS
MINIMUM:
OS: Windows 10 (32/64-bit)/Windows 7 (32/64-bit)/Vista/XP
Processor: 1.7 Ghz
Memory: 512 MB RAM
Graphics: DirectX 8.1 level Graphics Card (requires support for SSE)
DirectX: Version 8.1
Storage: 8 GB available space
Additional Notes: Mouse, Keyboard, Internet Connection
https://store.steampowered.com/app/1828210/Requiem_Of_Science/