DETAILS, FICTION AND NARUTO

Naruto says that Sasuke is like a brother to him Which He'll do anything to guard that bond. Sasuke vows to sever that bond, but acknowledges Naruto as an equivalent by Placing on his forehead protector. They go on trading blows, with Naruto at some point manifesting a fox-formed cloak and Sasuke coming into his cursed seal's next level. Naruto cla