The growth history of the seven cats and the black knight is a story full of courage and justice. The black knight-errant is a big cat with thick black hair all over. It is famous for its gentlemanly demeanor and is very willing to fight bravely. Its zodiac sign is pepper, which seems to show its enthusiasm and tenacity in character. With the passage of time, the black knight gradually grew into a mature big cat. One winter night, it was awakened by hunger, but it didn't lose its mind because of hunger. It knew it couldn't hurt the mouse that saved it, so it chose to leave quietly. This optimistic, grateful and brave behavior shows the noble character of the Black Knight. Through the story of the Black Knight, this book conveys the theme that every life in the world is worth guarding, leaving a deep impression on readers.