If it had been anyone else, Minato might have believed it.
But Soseki was different. As a genius already well-known throughout the Leaf Village, Minato naturally did not believe Soseki needed to seek his guidance.
Even with a space-time Ninjutsu as difficult to master as the Flying Thunder God Technique, it was impossible for it to stump them from the very beginning. That was Minato's confidence in Soseki, a fellow genius.
More importantly, Soseki specialized in Medical Ninjutsu and Genjutsu. There was no reason for him to rush into learning the Flying Thunder God Technique.
So he exchanged for this technique to help me train. And to spare this senior's pride, he deliberately called it mutual improvement and said he was seeking my guidance! At that thought, Minato's gaze toward Soseki grew increasingly gentle.
Seeing Minato standing there in a daze, Kushina unhappily slapped his shoulder. "You're way too stingy. My little brother asks you about one technique, and you won't even agree."
Minato shook his head with a gentle expression. "You've misunderstood. Soseki is a genius even Lord Hokage has praised highly. Why would he need my guidance? He only said that to save me some face."
Kushina nodded vigorously in sudden realization. "That's what I thought! My little brother is so amazing—why would he need to ask you for guidance?"
Minato did not know whether to laugh or cry. Kushina, did you really switch sides that fast?
"Then you two start discussing it. I'll go prepare some snacks and tea." Kushina clapped happily.
Then, humming a tune, she skipped all the way toward the kitchen.
For her, such a "lively" scene had only ever appeared in her dreams.
In the living room, Namikaze Minato looked at Soseki somewhat dazedly. For some reason, he seemed to see his former