After the Fourth World War, Konoha returned to its former peace, but the remnants of Akatsuki still existed. Naruto and Sasuke were exchanged by a mysterious man in an accident. In order to conceal the matter and find a solution, the two had to live as each other and learn each other's behaviors, habits, speech, and ninjutsu. They experienced each other's life and physical strengths. The relationship was also changing subtly. But paper could not cover up the fire after all. The two were full of loopholes and were suspected. They were eventually exposed. The mysterious man also completed his plan and launched a crisis. At the critical moment, the two people exchanged their bodies and resonated with their souls. They worked together to defeat the mysterious man and once again saved Konoha. The two also gained a deep understanding through these experiences, confessed their feelings for each other, and finally joined hands to love each other for a lifetime.
Intention: I have walked the path you have walked, and I want to progress hand in hand with you forever.