If the extremely evolved rpg novel is completely immersed, are the hero and heroine together?

There is no definite answer to this question, because The Completely Immersed rpg Novel of Extreme Evolution is a fictional work, and the plot and the relationship between characters are set by the author. Whether the hero and heroine are together in the story depends on the writer's writing arrangement and the reader's expectation.

In some works, the hero and heroine may eventually come together, experience many adventures and challenges together, and finally come together. In other works, the hero and heroine may not be together, because the story may set other relationships or themes.

Therefore, whether the hero and heroine are together depends on the specific story setting and the author's wishes, and no definite answer can be given.