Delta Particles: Half-Life Total Conversion Mod

Delta Particles – is a total conversion mod for HL. You're playing as a technical engineer of complex "Delta Base" Nick Farrell. Unfortunately, the protagonist was in the wrong place at the wrong time, as an experiment at the Black Mesa Research Facility resulted in a resonance cascade. Delta Particles: https://store.steampowered.com/app/1707900/Delta_Particles/ Half-Life: https://store.steampowered.com/app/70/HalfLife/