Jin Jin, the heiress of the Pheasants’ clan, faces an impossible task set by her stepmother. Everything changes when a mysterious raven appears in the field of Jin Jin, and its presence reveals secrets that can completely alter her life. Jin Jin, the only daughter of the clan head, was supposed to inherit the clan’s power and the secret knowledge of the line. The situation becomes more complicated when her father takes a new wife, who seeks to remove Jin Jin from the line of inheritance and sets her a difficult trial: to grow magical grass on a watery field. After many failures, Jin Jin suddenly discovers a strange raven trapped near her plot. With what purpose did it come, and what lies behind its interest in Jin Jin?