I'm not sure which specific 'Murder by Guile Based on a True Story' you are referring to. There could be many books, movies or documentaries with such a title. It might be about a murder that was cleverly planned and carried out, and as it's based on a true story, it probably has real - life elements that make it all the more chilling.
You can expect a narrative that is based on real events and centered around a murder where the killer used some form of deception or trickery. It could have elements of mystery as the investigators try to figure out how the guile was used and who was behind it. There may also be details about the victim and their relationship with the perpetrator.
In the Legend of William Tell, William Tell was a brave Swiss man. He was known for his amazing crossbow skills. He was put in a difficult situation by the Austrian authorities where he had to prove his skill by shooting an apple off his son's head. His actions later led to a revolt against the Austrians.
William Story might be a common name. There could be a William Story who is involved in business, working in an office, making deals and contributing to the economic aspects of his company or industry. Or he could be a student, studying at a school or university, aiming to achieve good grades and build a future career.
There could be many people named William Story. Without more context, it's hard to determine the specific origin. It could be a family name passed down through generations in a particular region, perhaps having roots in a certain ethnic group's naming traditions.
It depends on the specific comic and its storyline. Some comics might imply or explicitly show it, while others might not address this aspect of his character at all.
In this fanfiction, William Spears is likely a new character created by the author. He is someone with the power or ability to save Harry Potter, so he might be a very powerful wizard or have some extraordinary qualities.