The porn video tag "gameplay-walkthrough" refers to a type of adult content that features a character or characters playing a video game, often with explicit scenes interspersed throughout the video. This genre combines elements of gaming and adult entertainment. It typically involves either an interactive walkthrough where the player is guided through the game or a demonstration of the game's mechanics, visuals, and storyline. The adult scenes in such videos usually depict characters engaging in various sexual activities within the context of the game being played.