go back to my ex

Girl: What
would you do if I broke up with
you ??
Boy: Then, I'd go back to my ex.
(Girl cried and broke up with him)
...
Next day,boy came 2 gal's house...

Girl: What are you doing here ??
Boy: Like what I said,
" I`d go back to my ex ".
So, Will you take me back ??