It's the guilt, you know? It's like every time I look at her... ...
Mark: It's the guilt, you know? It's like every time I look at her... I just... The guilt is like a punch in the gut. Everyday.
Derek: Well, you shouldn't feel guilty, you didn't know.
Mark: I did know. I knew it when her mom got pregnant. She told me. I gave her a couple hundred bucks and I left town and I never saw her again. I figured she got an abortion. Hoped. But I did know.
Derek: Well you're a different guy now. You're not 18 anymore, you've grown up, and you're capable of better.