Ryan, when he was young, accidentally swallowed the memory of a traveler, and then entered the Order and became the head of the Order of Dark Erosion. After the order's duties were completed, Ryan just received the news that his adoptive father was seriously ill. After seeing his adoptive father for the last time, Ryan took over the work of his adoptive father according to his will. But ... the adoptive father's job turned out to be Miss Lori's personal housekeeper? Nai Nai Li Yashi, nine years old, daughter of the count. Although this big blonde is cute, she is a little proud. At this point, the daily story of a top knight who incarnates as a personal butler and a proud and closed Miss Lori begins.
