Well, El Cid has a basis in history. Rodrigo D铆az de Vivar was a real person, but the stories about him have likely incorporated fictional elements over time to make them more captivating.
Their relationship can be developed through shared adventures. For example, if they go on a quest together to retrieve a powerful artifact. During this journey, they have to rely on each other's skills. Cid's combat and strategic skills combined with Rose's knowledge of the local area or certain magic can bring them closer. They start to respect each other more, which is the first step in developing their relationship.
I'm not sure specifically what the 'cid new story' is about without more context. It could be a new story related to a character named Cid in a particular book, movie, or game.
I'm not sure specifically what 'cid kavin fanfic' is about as it could refer to various things. It might be a fan - made fictional story related to characters named Cid and Kavin. Maybe it's part of a particular fandom where fans create their own stories involving these two.
I'm not sure which specific 'CID officer Purvi' you are referring to. There could be many fictional or even real - life scenarios with such a name. Without more context, it's difficult to tell the love story.
I'm not sure specifically what the 'cid daya crime story' is as the name is rather ambiguous. It could be a crime story related to a character named Cid and something called Daya. Maybe it involves a crime investigation, a mystery that Cid and Daya are trying to solve.