The full story of 'Love Look What You Made Me Do' is kind of open to interpretation. It could be about overcoming betrayal or standing up against someone who's wronged the singer. Maybe it's a combination of different emotions and events.
It's a song that expresses a lot of raw emotion and seems to be a response to past events or relationships. Maybe it's about standing up for oneself after being wronged.
A 'harry potter is light yagami fanfiction' story might involve a crossover of the two worlds' moralities. Light Yagami's extreme sense of justice could clash with the more traditional good - vs - evil dynamic in Harry Potter. Maybe Light gets his hands on a powerful magical artifact that he believes can help him rid the world of all wrongdoers. Harry, Hermione, and Ron would then have to figure out how to stop him without fully understanding his motives. It would be a story full of mystery, moral dilemmas, and a battle of wits between two very different characters.
Yagami was the protagonist of the Japanese suspense manga Death Note. He was the son of the police chief, Night God Soichiro, and came from a wealthy family. In the manga, Yagami was portrayed as a perfectionist with a beautiful appearance, all-rounded sports, excellent acting skills, and strong psychological quality. He had superior intelligence and malice, and was considered a perverted criminal. Night God Moon's abilities included an excellent mind and a stable mind. He could design a plan to drive a wedge between the police and the enemy, and he could remain calm while processing a large amount of information. He pursued a new world without crime, believing that the world was decaying. Night Goddess Moon's personality and fate were deeply explored in the Death Note. He was a well-loved character because he represented the possibility of indulgence, but he also experienced many failures.
In many fanfictions about Light Yagami and Misa, their relationship is often complex. Light initially uses Misa for his own ends in the 'Death Note' story. He manipulates her feelings because of her Shinigami eyes which are useful for his plan to create a new world. Misa, on the other hand, is blindly in love with Light. In fanfiction, this dynamic can be explored in different ways. Some might show Misa slowly realizing she's being used, while others may focus on a more 'romanticized' version of their relationship where Light actually develops some real feelings for Misa.
I'm not entirely sure which specific 'Made You Look: A True Story' you're referring to. There could be various works with this title. It might be a book, a movie, or some other form of media. Without more context, it's hard to give detailed information.
I'm not sure specifically which 'Kazuma Yagami' in a light novel as the name is not widely known in extremely popular mainstream light novels. It could be a character from a relatively niche or new light novel series.