Power is a major theme. Two Lucifers would bring a lot of power into one story, and it can be about who has more power or how they use their power together.
In the world of 'lucifer meets lucifer fanfiction', a common plot could involve a clash of egos. When two such powerful and complex characters meet, there's bound to be conflict. Some stories may also explore a romantic or at least a deeply emotional connection between them, as they are essentially the same being in different forms, and this connection can be both fascinating and disturbing at the same time.
The Notebook is a romantic novel. It's about a love story between Noah and Allie. Their relationship endures many challenges over time, including class differences and family opposition. Their love is so strong that it survives through the years, even as Allie struggles with memory loss in her old age. Noah reads their story from a notebook to Allie to help her remember their great love.
Well, without knowing the specific story, it's hard to give the exact best synopsis. But generally, a good synopsis should cover the main characters, the central conflict, and the resolution. For example, in a love story, it might mention the two lovers, the problems they face like family opposition or distance, and how they overcome those to be together in the end.
I'm not sure which specific 'Touche' novel you are referring to. There could be many novels with this name. It would be helpful if you could provide more context like the author or the genre of the novel.
First, identify the core elements of the novel like the main conflict and resolution. Then, describe them in a clear and compelling way. Focus on the most important parts and avoid going into too much detail. Make sure your synopsis gives a sense of the story's tone and style.
The key to writing a story synopsis is to be clear and concise. Highlight the most important elements - the protagonist's goal, the obstacles they face, and the ultimate outcome. Make sure it gives a good sense of the story's overall arc and theme.