A good video looks natural and smooth, theand in it, images come one after another with easeeasily. A good video looks natural and smooth, and in it, images come one after another easily.

Run-on sentences occur when two sentences are written together without a period or conjunction. To fix this, you can end the sentence or add a conjunction and a comma if necessary. In English, it is not necessary to use an article adjective on plural nouns, so you can use the word "images" by itself. The phrase "with ease" describes how the images come after one another so it can be replaced by the adverb "easily" since it means the same. A tip for efficient English writing is to use the most precise and sharp words you can find.

And, bBesides the complex task of choosing an editor, the actual editing process is the real deal. Besides the complex task of choosing an editor, the actual editing process is the real deal.

The word "and" is not necessary.