Jenna Morasca: Ethan Zohn's Cancer 'A Lot More Devastating' This Time

When former Survivor winner Jenna Morasca heard the news that boyfriend Ethan Zohn's Hodgkin's lymphoma had returned, she was surprised by her emotions.

"The first time, as devastating and crazy and horrible as it was, I was like, 'Fine, we're going to beat this,' " Morasca, 30, tells PEOPLE.

"This time was a lot more devastating for me because we'd already been through so much. We really had moved on with our life and we had a lot of stuff we wanted to do that didn't involve cancer – I didn't think we'd have to do this again."   More