To enter a fictional world, start by getting to know the characters and their motivations. Pay attention to the details of the setting and the rules of that world. Also, let your imagination run wild and suspend disbelief. With these steps, you'll find yourself transported into the fictional realm.
You can enter a fictional world by fully immersing yourself in the story. Imagine yourself as a part of it, visualizing the settings and characters. This helps you mentally step into that world.
The key to entering a fictional world is through active engagement. Read or watch the story with an open mind, try to feel the emotions of the characters, and think about how you would react in their situations. This way, you'll gradually enter and experience the fictional world as if it were real.