Online game Naruto: The Age of National Ninjutsu

Story of: Online game Naruto: The Age of National Ninjutsu200 years ago, a 999,999-story tower appeared out of thin air, and each floor was a copy of the way of heaven... At this point, mankind entered the age of ninjas, and the practice of chakra was included in the nine-year compulsory education. With a high level, you can enter prestigious schools and drive luxury cars. Even being a star requires advanced ninjutsu!"Holy shit, where is this ninja era? It's clearly Naruto!? Here, the shadow clone technique is actually the most advanced clone technique? People don't know anything about the changes in the nature and form of chakra? Sharingan , Blood Successor Limits, Susanoo, and Advanced Three Body Techniques, don’t you know them all?”Zhao Han, a senior Naruto fan, was shocked to find that the knowledge of ninjutsu in this world is too backward, and the Tiandao dungeons in the tower actually include dungeons of Konoha Village, Kirigakure Village, and the First Ninja War...