Without further details, Ben Tyler could be anyone. He might be an artist who had a creative burst during one week and that's what the true story is about. For example, he could have created a series of amazing artworks in just one week, or he could have had a week of important exhibitions and interactions in the art world.
In the comics, Klaus is not immortal. He may have certain powers and abilities, but there are limitations and factors that can pose a threat to his existence.
In some comic versions, Klaus is indeed depicted as gay, with storylines exploring his romantic relationships with same-sex characters. However, this can vary depending on the creative team and the direction of the story.
Klaus isn't gay in the comic. The creators have not developed his character along those lines. The focus of his portrayal lies elsewhere in the narrative.
Klaus is not based on real events. It's a work of imagination that brings together various fictional characters and plotlines to form an enchanting narrative.
To be honest, it's not straightforward to say if Klaus is gay in the comics. It could depend on how you read between the lines or the subtext, but there's no clear-cut indication.
They could go on a spooky adventure in the woods. Tyler knows the woods well, but Wednesday has her own knowledge of the dark and hidden things. They might encounter a haunted cabin or a strange creature. It would be a great opportunity for their characters to grow and for their relationship to develop as they face danger together.
One possible fanfiction could be about a magical encounter between Wednesday and Tyler on a stormy night. Maybe Wednesday is out investigating some strange happenings in town and runs into Tyler at his coffee shop. They start off on the wrong foot as Wednesday's dark and brooding nature clashes with Tyler's more laid - back demeanor. But as the story progresses, they discover they have a common interest in solving the mystery that plagues the town.