Tidus ponders it, but no matter what, there's nothing they can say for sure to any of their questions. He lets out a noisy huff, squeezing his arms around Romeo and the blanket he's holding around them.

"Well, I think you should start from Heaven. Then you can look from there! If that place is connected to wherever she came from, you can find out which world it is!"

Right? Would a train know where Elfnein used to be? Eh...