As we have limited information about the 'seraphina original story', we can only assume that if the story is named after a person, Seraphina would be the main focus. However, there could be other important characters as well that play significant roles in the story.
I haven't actually read this particular fanfic in full. But generally, in fanfics about John and Seraphina from 'unordinary', the relationship between the two characters can be explored in many interesting ways. Maybe this fanfic focuses on their friendship or a potential romantic relationship in a unique setting within the 'unordinary' universe.
The mother's blood could be extracted for a paternity test. Through modern DNA technology, free DNA samples of the fetus could be extracted from the blood of the pregnant woman and compared with the samples of the suspected father to determine the parent-child relationship between the two. This non-invasive paternity testing method was non-invasive and did not harm the pregnant woman or the fetus. The accuracy rate of a maternal blood test was higher, and the misjudgment rate was lower. However, in order to ensure the accuracy of the results, it was necessary to choose a suitable testing institution and professional technicians, and to carry out quality control inside and outside the laboratory.
One great 'Unordinary John x Seraphina' fanfic is 'A New Bond'. It explores their relationship in a post - school battle scenario where they have to team up against a new threat. The way the author develops their characters and the chemistry between them is really engaging.
You can try fanfiction websites like Archive of Our Own (AO3) or FanFiction.net. These platforms have a vast collection of fanfictions for various fandoms, and there's a good chance you'll find John and Seraphina fanfictions there.
One common theme is friendship turned into something more. Their initial acquaintance might be as friends, but as the story progresses, romantic feelings start to develop.
One of the best - selling fantasy novels related to a character named Seraphina could be 'Seraphina' by Rachel Hartman. It's a popular book that combines elements of dragons, court intrigue, and a strong - willed protagonist. The unique world - building and complex relationships in the story have attracted many readers.
One interesting story could be about John and Seraphina going on an adventure in a magical realm. They might face challenges together and their relationship could grow stronger through it.
Good fanfics in this pairing usually have a balance between action and emotion. Maybe they are fighting together against a common enemy, which shows their teamwork and physical connection. At the same time, there are emotional moments, like when they open up to each other about their fears or dreams. This combination makes the story more engaging. Moreover, the writing style should be smooth and easy to read so that readers can fully immerse themselves in the story of John and Seraphina.