Instead of returning home with Boruto, Mitsuki stays with Kokuyou. During this time, Sekiei becomes sick and declines. To recover, Kokuyou returns to his comrades. During his absence, Sekiei asks Mitsuki to teach him what it means to be human.  Meanwhile, the Fourth Tsuchikage Kurotsuchi, who had been visiting Ohnoki, her ailing grandfather, is attacked by mysterious assailants.
and let a snake go while
we weren't watching…didn't you?
وتركتَ أفعى تذهب ونحن غافلون... أليس كذلك؟
und hast insgeheim eine
Schlange zurückgelassen.
e hai lasciato un serpente di nascosto da noi.
e deixou uma cobra para trás
quando não estávamos olhando, não?
а сам тайком оставил
свою змею… разве нет?