The time is the early Taisho era. Souichiro Yanagida, who was a young instructor at the Shishinkan Kenjutsu Dojo, was unable to attract people due to his overly straight-laced personality, so he ran the dojo while teaching swordsmanship at school. One day, Soichiro meets Asahi Samon, a handsome man who is fortune-telling on ladies, on the roadside, and the suspicious man tells him that he is facing death, and that he will have trouble with women. ``What a stupid thing to do!'' Soichiro is furious, but from there he becomes involved in an unexpected strange incident...Taisho Mystery Case Files, a battle between a beautiful Katabutsu swordsman and a bewitching Wakeari Hakami buddy!