Skip everything with the sheriff's son and any and all love plots and you'll probably have a good time with this highly predictable/enjoyable (but flawed) series.
These people come from a war-torn world yet have perfect health, teeth, hair and eyebrows
Its silly, much like much of the plot.

With a few changes the whole show could have been better.
The whole thing is paradoxical, doing time travel you have to do it right!
The Crossing writers didn't.

Still somewhat worth a watch, even if it didn't get a proper ending.