A possible concise summary is:
The speaker tells the story of how he fell in love with a handsome and charismatic photographer named Dimitri, who turned out to be straight and only interested in his social media fame. The speaker recounts how he met Dimitri on Instagram, how they flirted and hung out, how he hoped for something more, and how he was disappointed and disgusted by Dimitri's behavior at a party. The speaker ends by asking for feedback, likes, comments, and shares, and announcing his next videos.
Here are the key facts extracted from the text:
1. The text is a transcript of a YouTube video by a person who tells stories about their love life.
2. The person had a crush on a photographer named Dimitri, who was handsome, intelligent and charismatic, but also flirtatious and manipulative.
3. Dimitri pretended to be interested in the person and asked for singing lessons, but he never kissed them or committed to them.
4. Dimitri also tried to use the person's YouTube fame to boost his own Instagram followers and create his own channel.
5. The person realized that Dimitri was playing with them and felt disappointed and betrayed.