Ryuuou Heika no Gekirin-sama ~Hon Suki Nezumi Himedesuga, Naze ka Ryuuou no Saiai ni Narimashita~Ryuuou Heika no Gekirin-sama; 竜王陛下の逆鱗サマ; 竜王陛下の逆鱗サマ～本好きネズミ姫ですが、なぜか竜王の最愛になりました～; Ryuuou Heika no Gekirin-sama ~Hon Suki Nezumi Himedesuga, Naze ka Ryuuou no Saiai ni Narimashita~; The Dragon King’s Imperial Wrath: Falling in Love With the Bookish Princess of the Rat Clan; Die Geliebte des Drachenkönigs; 龙王陛下的逆鳞公主

Ryuuou Heika no Gekirin-sama ~Hon Suki Nezumi Himedesuga Naze ka Ryuuou no Saiai ni Narimashita manga, Princess Ruiying of the Rat Clan, the weakest of the thirteen animal clans, was summoned to the palace of the Dragon Clan, as the Dragon King sought a bride. But instead of competing with the other princesses, her goal is to check out the dragon palace's library, the largest in the world. Seven days after arriving, Ruying was reading alone in the library when she was caught by a handsome man of the Dragon Clan. He suddenly kisses her and says, "I've finally found you," and her future is about to change forever.