Fei Jie didn't die in the end. Although he was "stabbed" by Liu Zhu, his heart was different from ordinary people (other people's hearts were on the left side, his heart was on the right). This foreshadowing was buried in the first season, so he escaped death.

Fei Jie's ending in the novel Joy of Life was to leave the Inspection Institute and follow Ye Liuyun out to sea to travel the world.
Fei Jie's ending in the novel Joy of Life was to leave the Inspection Institute and follow Ye Liuyun out to sea to travel the world. After he helped Fan Xian kill the Qing Emperor, he resigned from his position in the Inspection Council and chose to travel the world.
Fei Jie's ending was to leave the Inspection Court and follow Ye Liuyun out to sea to travel the world. After he helped Fan Xian kill the Qing Emperor, he resigned from his position in the Inspection Council and chose to travel the world.
In the original novel, Fei Jie ended up traveling the world with Ye Liuyun. Fei Jie had only returned briefly to bid farewell to his old friend after Sigu Jian's death, then once again traveled to the West.
In Joy of Life, Fei Jie's ending was to leave the Inspection Institute and follow Ye Liuyun out to sea to travel the world. After helping Fan Xian kill the Qing Emperor and taking revenge for Ye Qingmei and Chen Pingping, he resigned from his position in the Inspection Council and chose to live a life of traveling the world.
In Joy of Life, Wang Qinian had a happy ending. He helped Fan Xian complete his revenge and retired after Fan Xian went into seclusion. He earned enough money to live a happy life with his wife and daughter. Fei Jie's ending was that after helping Fan Xian kill the Qing Emperor, he resigned from his position in the Inspection Council and traveled the world.
In Joy of Life, Fei Jie's ending was to leave the Inspection Institute and follow Ye Liuyun out to sea to travel the world. After helping Fan Xian kill the Qing Emperor and taking revenge for Ye Qingmei and Chen Pingping, he resigned from his position in the Inspection Council and chose to live a life of traveling the world.
Fei Jie's ending was to leave the Inspection Court and follow Ye Liuyun out to sea to travel the world. He let go of his hatred and power and chose to retire from the martial world and the court, living a peaceful life in his later years. After Fan Xian learned that the Qing Emperor was his biological father and killed him, Fei Jie left his position in the Inspection Council and went out to sea with Ye Liuyun.
Fei Jie's ending in Joy of Life was to leave the Inspection Institute and travel the world with Ye Liuyun. After helping Fan Xian kill the Qing Emperor and taking revenge for Ye Qingmei and Chen Pingping, he resigned from his position in the Inspection Council and chose to live a life of traveling the world.
In Joy of Life, Fei Jie's ending was to leave the Inspection Institute and follow Ye Liuyun out to sea to travel the world. After helping Fan Xian kill the Qing Emperor and taking revenge for Ye Qingmei and Chen Pingping, he resigned from his position in the Inspection Council and chose to live a life of traveling the world.