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.
Why did you leave
the snake behind?
لمَ تركت الأفعى خلفك؟
Zu welchem Zweck hast du
die Schlange zurückgelassen?
¿Para qué dejaste la serpiente?
¿Para qué dejaste la serpiente?
Perché hai lasciato il serpente?
Por que deixou a cobra para trás?
И для чего ты её оставил?