Hashirama Senju carefully examined the seal Minato Namikaze had left behind and smiled. "That's true. If the sealing caster is drawn into it, that would effectively break the seal as well!"
"Hmph. This time, I'll add a Yin-Yang Two-Level Seal to the Fourth's seal. That'll make it even more stable..." Tobirama Senju said coldly after grasping Minato Namikaze's seal and sensing the Dragon Vein's chakra.
"Oh, Tobirama, didn't you say you wanted to study the Dragon Vein? Why give up? That doesn't sound like you!" Hashirama Senju asked curiously.
Tobirama Senju replied irritably, "Big Brother, what exactly do you think I'm like? Am I really that irresponsible? Just now, through the Fourth's seal, I carefully sensed the Dragon Vein's chakra. It's powerful and pure. It is the chakra of this planet, the foundation of this world. Don't lump me together with that monkey's disciple. The Dragon Vein's chakra isn't infinite either. If it runs dry, this planet—this world—will face its end!"
Naruto was slightly stunned by Tobirama Senju's words. This was the first time he had heard that the Dragon Vein was this planet's chakra. If that was the case, then according to Awen's memories, the Otsutsuki Clan from the depths of space had planted the God Tree on this planet. The chakra absorbed by the God Tree was the planet's own chakra—the Dragon Vein.
Hashirama Senju also turned serious and asked, "The planet's own chakra... Tobirama, you're saying the Dragon Vein's power comes from our world itself. But if it is the planet's chakra, why is it leaking out here...?"
Tobirama Senju pointed at the vast yellow sands and said calmly, "The Land of Wind borders the Land of Rivers. Long ago, something here likely absorbed the planet's chakra, then left after becoming saturated. It created a breach, causing