He definitely just said "I'm going to kill you next time"...
What was that unidentified creature just now...
Sorry that I scared you before, Lila-chan.
Where is this interesting creature!?
Woah! What the heck is that unidentified creature!?
You told me that forty times in the last hour.
But remember that I won't forgive you if you mess with Lila!
No prob, no prob! If you every need to, just drop in whenever!
Anyway, thanks for letting me stay...the week.
Gotcha! Come back sometime!
Alright, it's almost time for the train.
Found this on yakantuzura old tweets.It seems to be the short story before Revoli left Zinovy's house.
おとうとかえる = the younger brother goes home