Best Adult Visual Novels You Can Enjoy No Remorse Allowed (18+) There is no difference in the level of quality between adult visual novels and its "all-ages" counterparts, despite the fact that adult visual novels are not precisely widely acknowledged in the West. Saya no Uta (Song of Saya) Hanachirasu. A fable about Deardrops and EF, the two of them together. Kara no Shoujo. Cartagra from the Fate/Stay Night video game, "Affliction of the Soul."