A certain human country has became prospered in exchange for sacrificing a maiden to a dragon. But with their progressing civilization, humanity then found the power to defend their country without having to rely to the Dragon anymore. Feeling that Dragon has became a relic of the past, they picked a priestess to kill the dragon. However, the Dragon fell in love with the priestess at the first sight instead! A new and upcoming "killing" romantic comedy! the winner of the 10th Alphapolis Manga Award is finally here!