Without more information about the 'Layton Benton Valentine's Day Whorerror Story', it's hard to say who Layton and Benton are. They could be the main protagonists in a story that takes place on Valentine's Day. They might be ordinary people who got into an unexpected situation that day. It could also be that they are names given to fictional characters in a story that is meant to be a unique take on Valentine's Day, perhaps with a mix of humor or drama, but we just don't have enough details to be certain.
Since we have no prior knowledge about this specific story, Layton and Benton could be anyone. They might be two individuals who had their own story on Valentine's Day that led to this so - called 'whorerror'. Maybe they are characters created for a fictional Valentine's Day narrative, and without more details, it's impossible to determine their exact relationship or who they are.