This premise usually follows Naruto Uzumaki as the sole male survivor after a mysterious event or curse wipes out the rest of the world's male population. Since you are looking for (non-explicit) versions, these stories typically shift focus from harem tropes to world-building, survival, and the emotional weight of being the last of his kind. Typical Plot Beats
La oficina de la Quinta Hokage, Tsunade, se convirtió en el centro de mando de una crisis sin precedentes. La atmósfera era de una tristeza profunda mezclada con un pánico silencioso. Sakura, Ino, Hinata y Temari estaban allí, con los ojos enrojecidos pero la determinación intacta. naruto el ultimo hombre en el mundo lemon free