Become a Fairy Leisurely

When a superman who can control thunder, carry missiles, and fly with a sword appears in the peaceful city, I don't know what everyone's expression will be like. As the eldest son of the Zhang family, one of the four great families in the imperial capital, Zhang Fan already had an enviable status and background, but no one knew that Zhang Fan received a heaven-defying system on his 20th birthday! Various strange tasks are refreshed every day. As long as Zhang Fan completes the tasks issued by the system, he can extract various magical skills in the system! Relying on this ability, many years later, Zhang Fan suddenly discovered that he had become an immortal!