Tenchi Muyo! [OVA]

According to legend, a demon is imprisoned inside the Masaki Shrine in Kurashiki, Japan. When Tenchi Masaki, a student at the local high school and grandson to the shrine master, accidentaly breaks the “seal”, he discovers that it is not just a legend! Awaked from a deep sleep, Ryoko, the demon, in the form of a beautiful young girl, furious to discover she has been imprisoned for over 700 years.