A possible concise summary is:
The user is playing a horror game called Five Nights at Freddy's, where he has to survive the attacks of animatronic animals in a pizza place. He records his reactions and commentary as he plays through the second and third night of the game. He is scared, paranoid and jumpy as he tries to conserve power and check the cameras for signs of movement. He gets startled by a mysterious teddy bear and a phone call from a previous employee. He manages to beat the second night, but dies early in the third night. He praises the game for being very scary and says he will try to beat it in another episode.
Here are the key facts extracted from the text:
1. The speaker's name is Markiplier.
2. He is playing the game "Five Nights at Freddy's".
3. He had previously played the demo version of the game.
4. He bought the full version of the game because he wanted to try to beat it.
5. The speaker's goal is to survive for as many nights as possible.
6. The game is set in a security office where the player must monitor cameras and close doors to prevent animatronic characters from entering.
7. The animatronic characters are named Freddy, Bonnie, Chica, and Foxy.
8. The speaker must conserve power by only using the cameras and doors when necessary.
9. The game has a psychological aspect, where the player is left waiting and anticipating the animatronics' movements.
10. The speaker experiences jump scares and paranoia while playing the game.
11. He survives until 5:00 a.m. on the third night.
12. The speaker decides to continue playing and attempts to survive the fourth night.
13. He receives a message from an unknown sender, which he finds unsettling.
14. The game is set to continue in another episode, where the speaker will attempt to survive the fourth night.
Note: Some facts may be repetitive or trivial, but I've tried to include all the relevant information from the text.