Thoughts can come from anywhere, anytime, with any content, so it's impossible to accurately determine the type of story.
It is mainly a unit article, each chapter is a short story, and very few are longer than one chapter. The protagonist of the story is random and the content varies in length. There may be some unclear things, but please ignore them. This does not affect reading, so don't make mistakes!
Mission: Life is long, and there are thousands of journeys