The ghost that suddenly appeared on the ship is Masaki's astral body.
After Jovia creates her body, Masaki leaves to check on her tree's grafting.
With the island's formation ongoing, 
Seina suggests that Tsukiko spends time in Kamidake's magic unit...
I did pee myself, I let it all out!
!تبوّلتُ على نفسي وأطلقتُ عنان كلّ شيء
Me la sono fatta addosso, 
non sono riuscita a trattenermi!
Eu fiz xixi nas calças, sim!