One situation could be in a group project at school or work. If there has been a mistake and someone needs to take the blame to allow the others to explain what went wrong and how to fix it, they might say this.
In a family gathering, if there's an argument and one person wants another to be able to express their feelings and reasons clearly, they could offer to be the villain. For example, if a young adult wants to explain their career choices to the family but is afraid of being criticized, an older family member might say they'll be the villain so the young adult can tell their story without too much opposition. Another situation could be in a community event where there are disputes. A mediator might take on the role of the villain in a sense, by allowing the parties involved to state their cases while the mediator absorbs some of the negative reactions.
It could mean that someone is willing to take on the role of the 'bad guy' in a situation so that another person has the opportunity to share their experiences or side of the story without interference or judgment.
A person who survived a major earthquake could say it. They were in a collapsing building, felt the ground shaking violently, but managed to escape. Then they can say 'I've lived to tell the story' to express their relief and to share their harrowing experience.
A survivor of a shipwreck could say it. After being lost at sea for days, facing hunger, thirst, and the fear of never being found, when they are rescued, they might say 'now i'm alive to tell the story' because they lived through such a harrowing experience.
It could be a motivational speaker, trying to inspire people to believe in their future and the importance of sharing their experiences.
Maybe I'm a villain with a tragic past. I was wronged in the past, and now I'm seeking revenge on those who I think are responsible. In your story, I could be targeting a particular family or organization that I believe ruined my life. I use my intelligence and cunning to outwit them at every turn.
A creative person might say it. For example, a writer who wants to offer their stories as a form of unique experience to someone. They could use this phrase to imply that their stories will be as engaging and mysterious as a ghost story.
Since we don't know the exact song with 'I'll tell a story' from The Chainsmokers, we can only speculate. Their music production is top - notch, with a great blend of synths and beats. If this line is in a song, it could be the start of a really engaging narrative. It might be about love lost or found, or perhaps an adventure they had. Their music has the ability to transport listeners to different places and emotions, and this song could be no different.
I'm sorry, I don't actually know the specific 'I'll Never Say Goodbye Full Story' without more context. It could be a personal story, a song's story, or something else.
In a Christmas story set in a boarding school, a student might say 'I'll be right down'. Maybe the school is having a special Christmas celebration in the common room, and the student has just finished getting a small gift for their friend. They are excited and quickly say they'll be right down to join the festivities.
Maybe they have an amazing experience that they just can't wait to share. It could be something that changed their life, and they want others to know about it.