Jecht>>>Zanarkand...how?

[farplaner]

Ok, nice answers, but how does he get out of dream Zanarkand, via Sin, into Spira?

Diagram time!



Figure 1: Tidus is in Dream Zanarkand. Sin is in Dream Zanarkand.

Figure 2: Sin "eats" Tidus.

Figure 3: Sin "ptoi"'s Tidus into Spira.

And that, as they say, is that.

5,000 points!!