But it's an amazing book in Spanish. But it's an amazing book in Spanish.

In “proper” English, one is not supposed to start a sentence with a conjunction, but I do it every day. I wouldn’t worry about this rule. In fact, AIs almost never start sentences with conjunctions, so this can be a useful indicator that you’ve done your own writing! I did still want to tell you because you might hear about this rule in formal writing or something of that nature.

I've read this book, like, ten times or more. I've read this book, like, ten times or more.

Filler words (las muletillas) are tricky. There are no set rules for punctuating them that I know of. I like to add commas in order to control the tone of my writing.

I was obsessed with it. I was obsessed with it.

maybe try "used to be obsessed with it" for a slightly different feel/meaning

I'm not a person who enjoys reading books a lot, but realhonestly, this book caught me. I'm not a person who enjoys reading books a lot, but honestly, this book caught me.

It tells us different stories that happenedtook place in Bogotá, Colombia. It tells different stories that took place in Bogotá, Colombia.

There are probably a lot of exceptions, but we like “take place” for fiction and “happen” for non-fiction.

It's inspired by news about a veteran who committed a massacre in the Pozetto restauranta restaurant called Pozetto. It's inspired by news about a veteran who committed a massacre in a restaurant called Pozetto.

the way it was written at first implies that the reader is already familiar with the place, but most readers will be hearing of it for the first time, so this is the introduction to the restaurant name

It's inspired by a news story about a veteran who committed a massacre in the Pozetto restaurantfamous Restaurant Pozzetto. It's inspired by a news story about a veteran who committed a massacre in the famous Restaurant Pozzetto.

The wording here sounded slightly unnatural. I looked up this incident on Wikipedia and I think this phrasing fits better.

Many citizens still remember that newsstory. Many citizens still remember that story.

or "story from the news" or "news story"

Many citizeColombians still remember that newsincident. Many Colombians still remember that incident.

The book shows how three people with different lives, ended up crossing paths with Campo Elias, the man from the massacre. The book shows how three people with different lives ended up crossing paths with Campo Elias, the man from the massacre.

The book shows how three people with different lives, ended up crossing paths with Campo Elias. The book shows how three people with different lives ended up crossing paths with Campo Elias.

He is the man from the news.

combined this with the previous sentence in a way I think would be more normal to hear/read

He is the man from the news story. He is the man from the news story.

Each story shows the dark side of human nature: guilt,; loneliness, and; despair. Each story shows the dark side of human nature: guilt; loneliness; despair.

What you wrote is correct but I think my phrasing will make it slightly more impactful.

The most shocking thing about it, is that everything looks normal at the beginning, but little by little you can feel how the tension is risestension rising until the end. The most shocking thing about it is that everything looks normal at the beginning, but little by little you can feel tension rising until the end.