Ancient Martial Arts Doctor: Seven Auxiliary Sisters

"You bear the blood feud and go down the mountain to seek revenge!" "By the way, there is also a marriage letter!" Master said he has little talent and little knowledge? Arrange seven more beautiful senior sisters! "Senior Sister, your medical skills are unparalleled." "Second Senior Sister, a business wizard." "Third Senior Sister, her martial arts skills are first-rate." "Fourth Senior Sister, an international superstar." "Fifth Senior Sister, a science geek." "Sixth Senior Sister, you know everything about the past and present." Wait! How come Seventh Senior Sister found out that there is no such person?