A possible concise summary is:
The narrator tells a story about how he and his friends swam to a forbidden dock at a summer camp and discovered it was infested with huge spiders that could run on water and dive underwater. He explains the terrifying experience of being attacked by the spiders and finding out the real reason why the dock was off limits. He also invites the viewers to like, subscribe and follow him on various platforms.
Here are some possible facts extracted from the text:
1. Mark and his siblings went to a summer camp on Mount Kittany in New Jersey in 1994.
2. The far away dock on the lake was off limits to the campers, but no clear reason was given.
3. Kyle, Mark's friend, wanted to swim out to the far away dock and convinced Mark and two other cabin mates to join him.
4. The far away dock was infested with hundreds of dock spiders that could run and jump on water and survive underwater for up to 30 minutes.
5. The boys were attacked by the spiders when they flooded their nest by shifting their weight on the dock.
6. The real reason the far away dock was off limits was because the camp staff knew about the spider infestation and failed to get rid of them.