Sarada confronts Sasuke about his absence and her parentage; he dismissively tells her it has nothing to do with her , leaving her emotionally devastated.
His aloof nature is shown as a form of self-punishment and isolation to protect the village from the Otsutsuki threat. Boruto: Naruto Next Generations (Dub) Episode 21
After years apart, Sasuke initially fails to recognize Sarada and nearly attacks her , mistaking her for an enemy. Sarada confronts Sasuke about his absence and her
The group is attacked by "Shin Uchiha," a villain capable of manipulating metal weapons . Naruto and Sasuke are forced into a defensive battle to protect the children. Boruto: Naruto Next Generations (Dub) Episode 21