The Summary is
Throughout history, many have witness countless expert rise. But these people only get to see the expert, but they do not know that behind the expert, lie’s a special… crow. The crow would guide the expert to reach the peak of cultivation till he/she establishes he own sect, and would suddenly disappear, once it goes, it will be tens of thousands of years. As time goes on, things change, the once glorious sect is now in the danger. One day, the crow returned and reached out to a youth, in order order to fulfill a promise and protect the sect.