After the war, he was reborn in Konoha, and Kamikawa Shunqiang was assigned to a deserted "Ninjutsu Archives Room".
I use the martial arts mentality as the underlying logic, take apart the old techniques, change the moves, add constraints, and create a new system that can be upgraded.
The bright line is the team's mission and growth, and the hidden line is the secret surveillance, border crisis and "blood succession restriction". Don't want to be a tool? Then use your mind and spells to protect your companions and rewrite the ending.
Purpose: Use knowledge and self-discipline as blades to protect your companions and homeland in your choices.