Deep within the Uchiha Clan Grounds, Uchiha Xin sat quietly atop a massive boulder, his eyes closed in concentration. The chakra fluctuations around him were faint yet steady, like a dormant volcano that could erupt with astonishing power at any moment.
Ever since the last battle, Uchiha Xin had known that his strength was still lacking. He resolved to further improve himself through grueling training. The most crucial part of that was strengthening his defenses.
Uchiha Xin knew that as a ninja, no matter how powerful one's attacks were, it was all empty talk without sufficient defensive power. Therefore, he chose to cultivate an ancient ninjutsu—the Golden Bell Shield.
The Golden Bell Shield was an exceptionally rare defensive ninjutsu. Not only could it turn the body into an indestructible golden bell, but it could also rapidly heal injuries. However, cultivating this technique required immense willpower and endurance. One careless mistake could ruin everything.
Uchiha Xin was completely unafraid. He firmly believed that he could succeed. Day after day, he trained while enduring immense pain and torment. His skin was scorched by chakra, and his muscles were torn apart, but he had never once given up.
As time passed, the defensive power of Uchiha Xin's Golden Bell Shield steadily increased. His body became tougher, as though it were truly protected by a golden bell-shaped barrier. His recovery ability also improved tremendously; even severe injuries could be healed in an extremely short time.
Uchiha Xin was no longer that fragile ninja from before. Standing atop the boulder, he felt the surging chakra within his body, his heart filled with confidence.
In a secluded area of Konoha, Uchiha Xin stood in a sunlit clearing. His eyes gleamed with a distinctive light—the unique mark of the Sharingan. At that moment, he was focused on