Wakasa begins living in Tatsumi's bathtub. Just having a merman live in his home is difficult enough, but another major problem arises: the living expenses including water for Wakasa!
What did you do when you 
were living in the river?
Was hast du das gemacht,
als du im Fluss gelebt hast?
Comment tu faisais,
dans le fleuve ?
O que você fazia quando morava no rio?