One day a girl submissively becomes another's pet dog... Just so you know it's not the lewd kind!
A prequel one-shot focusing on the thief Camus.
A young boy named Valflare, also known as Flare, lives in a “sorcerer’s village” at the far end of the world. With no one to look after him, Flare lives a peaceful life, learning from his parent and teacher, Tuck, the martial art of Jutouryuu, a combination of spellcraft and martial arts. However, there was a big secret in this village of sorcerers. The sorcerers were the guardians of the Hell Gate, the entrance to hell where the flames of hell burn. Once every hundred years, a sacrifice had to be made to the Hell Gate. The one chosen for the sacrifice was Flare.
Five years have passed since dungeons suddenly appeared on Earth. Yashiro Yoiichi—a highly skilled explorer who challenged dungeon raids from the very beginning—was once seen as a rising star. But during one expedition, he was attacked by an irregular monster known as a “Trial Beast,” losing the sight in one eye. Branded a failure and cast aside as a washed-up explorer, Yoiichi refuses to give up. Armed with a unique power unlike anything else, he rises from the very bottom to strike back. A dungeon-dominating fantasy about a one-eyed alchemist swordsman’s comeback!
Haru is a high schooler that has lived his life hated by others for being stateless - someone without a legal nationality. After killing his parents to protect his sister, he gets drawn into the underworld...
Today, various requests for decryption are still available under the guidanphrasing office of Konichiro Senno, who runs a decryption office. Konichiro, along with his childhood friend Momo, unravels the thoughts hidden in the cipher and reveals the truth-!!

