Lambda Level C Elevator Exit image - Pulse mod for Half-Life

Pulse is a MOD for Half-Life 1. Pulse takes place in Black Mesa after the incident. You are famous scientist Gordon Freeman. In the beginning of Pulse, you are in Surface Lab A Security Complex, a lab and security station on the absolute surface of the Black Mesa Research Facility. You are working with your scientist pals when one scientist working with a hazardous radiation meter detects high radiation amounts coming from all over. They radio into the Administrator's office, the office of Dr. Wallace Breen. Instead of Breen answering, they pick up a remote conversation between Breen and an unknown voice. "It's done," Breen said. "The xenian crystal triggered a dementional rift between Earth and the boarderworld Xen. Now let's get to the surface!" "I'm sure my employers will be pleased," says the unknown voice, and then silence fills the room followed by an explosion. The other scientists are amazed that the Administrator of Black Mesa...