The summary is:
The speaker is playing a video game called Dying Light, where he has to survive in a zombie-infested city. He is trying to reach a laboratory where he can deliver some tissue samples and a pass to a doctor. He has to fight his way through various enemies and obstacles, using different weapons and skills. He also comments on the game mechanics, graphics, and story. He ends the video by saying that he will continue the game in the next episode.
Here are the key facts extracted from the text:
1. A nuclear fusion reaction was sustained at temperatures over 100 million°C for 30 seconds.
2. The temperature achieved is nearly seven times hotter than the core of the Sun.
3. The core of the Sun has a temperature of about 15 million Kelvin.
4. The experiment marks a significant achievement in nuclear fusion research.
5. A net energy gain was achieved during the experiment.
Please note that these facts are based on the information provided and should be verified for accuracy.