Star Trek The Original Series Rewatch: "The Changeling"
Stardate: 3541.9 Captain’s log. The Enterprise is responding to a distress signal from the Malurian system, which has a population of four billion. However, the Enterprise arrives to find no signs of life—nor any signs of a disaster that would account for the population all dying. The Enterprise is then attacked by an energy beam that strikes with the force of ninety photon torpedoes. The beam moves at warp 15, but after three attacks, Spock is able to pinpoint the source. Sulu fires a ...
Source: tor.com