There is a murder aboard the ship carrying the people rescued from Dotou Island, and Kyoho is the primary suspect based on the evidence. Despite his claims of innocence, there is no proof to back him up. Despite that, Kagura chooses to believe Kyoho. He places Boruto and Iwabe in charge of watching Kyoho while everyone else splits up into teams to search for any clues that may point to another culprit.

Everyone else will investigate
in teams of two.
.سيتحرّى البقيّة في فرقٍ من فردين
Alle anderen ermitteln in Zweierteams.
El resto buscaremos por parejas.
El resto buscaremos por parejas.
Tutti gli altri si organizzino 
in squadre da due.
Os outros devem investigar em duplas!
Остальные: разобьёмся по двое
и будем искать.