While the details of the upcoming Grand Theft Auto VI are shrouded in secrecy, it's highly unlikely that it will be a traditional love story.
The Grand Theft Auto series is known for its open-world environments, action-packed gameplay, and satirical humor. While romantic elements have been present in previous games, they have never been the primary focus.
GTA V, for example, featured multiple playable characters with complex relationships, but the focus remained on crime, violence, and satire.
It's possible that GTA VI will include romantic subplots or characters, but it's highly improbable that it will be the main theme of the game.