A possible concise summary is:
The speaker tells the story of how he became addicted to cocaine and weed, and how he stole money from his grandparents to fund his habit. He describes the consequences of his actions, such as losing his family's trust, becoming homeless, and sleeping in a sports hall. He also mentions how he went to drug therapy and eventually paid back his grandpa with the money he earned from YouTube. He expresses his regret and remorse for what he did, and advises the listeners not to make the same mistake. He emphasizes the importance of family and thanks his grandma for her support. He ends by saying he will make another video about his drug therapy experience.
Here are the key facts extracted from the text:
1. The text is a transcript of a YouTube video by a former drug addict who tells his story of how he became homeless and how he recovered.
2. The narrator stole money from his grandparents to buy drugs and was kicked out of their house.
3. The narrator slept in a sports hall and did various illegal things to get money for food and drugs.
4. The narrator went to drug therapy and became a different person.
5. The narrator paid back his grandparents the money he stole with the help of his YouTube earnings.
6. The narrator learned that family is the most important thing in life and regrets his mistake.