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...
They didn't need me there, either.
لم يكونوا بحاجتي هناك أيضاً
Ich wäre ihnen nur ein Klotz am Bein.
Non avevano alcun bisogno di me.
Eles não precisam de mim aqui.
Так что я не нужна.