: It establishes that the Sharingan and Rinnegan are linked through Hagoromo's lineage, while Hamura is the progenitor of the Hyuga clan's Byakugan.
: Among the victims, Hagoromo finds Haori, a girl he cared for, dead. The grief and shock of this loss trigger a physical transformation in Hagoromo , causing him to awaken the Sharingan .
: We see the earliest instance of a human ( Hagoromo ) learning to balance natural energy, a skill that eventually defines the power of the Sage of Six Paths.