I don't have enough information to specifically say who Roman Coleman is in this 'true story'. It could be an ordinary person with a unique experience, or perhaps someone who has made an impact in a particular field but is not widely known outside of the context of this story.
Often, the theme of growth is present. James and Edward might start out as one way and then develop into more mature characters as the story progresses. Also, mystery can be a theme. For example, there could be a mystery about their pasts or something they need to solve in the story. They may also face challenges that test their friendship, which is another common theme.
One common theme is family legacy. Since he's the son of Harry Potter, many fanfictions explore how he deals with the expectations and the shadow of his father's fame.
A popular one is 'Adventures with James Potter II and the OC'. This fanfiction takes the characters on various adventures around the wizarding world. It shows the growth of James Potter II as he faces different challenges with the help of the OC. The description of the magical places they visit and the spells they use adds to the overall charm of the story.
One great Edward x James fanfiction could be 'The Bond Beyond Time'. It delves into their relationship in a unique way, exploring how their different personalities interact and create an interesting dynamic. Another might be 'Edward and James: A New Alliance' which shows them coming together for a common cause. There's also 'The Meeting of Edward and James' which focuses on their first encounter and how it sets the tone for their relationship.
Sure. One popular James and Edward fanfiction is 'The Adventures of James and Edward'. It's a story that focuses on their friendship and the various challenges they face together. Another great one could be 'James and Edward: A New Beginning' which gives a fresh take on their relationship.
There's also 'James Potter II: The Lost Prophecy'. This fanfiction is interesting as it weaves a complex plot around James Potter II being involved in a mystery related to an old prophecy, with lots of action and character development.