"The Adventure Story of an Old Man Who Wants to Preserve His Chastity"

On a holiday, an old man who was examining today's side dishes while holding a beer in front of his PC suddenly found himself standing in a grassland as a weak-looking cute girl... After overcoming difficulties, the old man realizes something. "Could I be a heroine from an eroge...?" Will the old man be able to protect his chastity from a being that seeks to unite with him, and avoid going to Nocturne!? Now, a foolish story begins. Posted on a whim without careful planning.