Who murdered Rosa and the other two girls?
On Roswell, New Mexico Season 1 Episode 5, a surprising secret was revealed, and it shed light on the big mystery.
Meanwhile, Isobel was starting to self-destruct and it was down to Max and Michael to find a way to pull her back from the brink.
Her relationship with Noah was also on thin ice because he knew she was hiding something from him.
Elsewhere, Liz found herself getting closer to alien fanatic, Grant, who she thought could help her with information about Rosa.
Finally, Kyle and Alex worked together to unearth family secrets at an old cabin.
Use the video above to watch Roswell, New Mexico online right here via TV Fanatic.
Catch up on all your favorite shows and reviews and join in the conversations with other fanatics who love TV as much as you.
Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.