Another option is to check out libraries. They often have a collection of light novels. You can ask the librarian if they have the 'that guy some time later' light novel or if they can order it for you through inter - library loan if it's not in their collection.
Since I don't know the exact 'that guy some time later' light novel, I can only speculate. It could be a story full of drama and adventure. Perhaps the guy has some sort of special ability or is in a unique situation. As time passes in the story, his situation could become more complex. He might have to make difficult decisions, deal with antagonists, or form unexpected alliances. It could also be a coming - of - age story where he matures and learns important life lessons over time.
Online platforms are also a good option. Amazon, for instance, has a wide range of books including light novels. You can search for 'slime guy light novel' there. There are also some specialized e - book platforms for Japanese light novels where you might be able to find it.
You can try to set aside a specific time each day, like 30 minutes before bed, just for reading the light novel.
You might start by looking on popular fanfiction websites like Archive of Our Own or FanFiction.net. They have a wide variety of fanfics, and there's a chance you'll find 'carrossel guy fanfic' there.
You can try some popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions across various fandoms, and there's a good chance you'll find some great Purple Guy x Phone Guy fanfiction there.
I'm not certain where you can find it. It may be available on some specialized light novel websites, or if it's an indie work, it could be on the author's personal website.
Another option is to check out libraries. Some libraries have a collection of light novels. You can ask the librarian if they have 'the time of the terminally ill extra light novel' or if they can get it through inter - library loan. Additionally, there are some niche light novel communities online where members might be able to give you more information on where to find it.
You could also check some streaming platforms. They might have exclusive content or bonus episodes that include the 'Family Guy Untold Story'. For instance, Hulu or Fox's official streaming service if they have any such exclusive content for Family Guy fans.
You can try looking on popular fanfiction websites like Archive of Our Own (AO3). Just search for 'Percy' and filter through the results. There are often a lot of fanfictions about popular characters named Percy, so it might take some time to find the ones that portray him as the 'hottest guy'.
You can try searching for it on children's book websites. Many popular children's stories are available online there.