Chris boards a train in Portland, Oregon, and begins the short journey to see his half sister. "I'm looking forward to hugging her and listening to her and sharing with her," he says. "I feel like my life is about to get quite a bit richer. I'll always have someone to call, someone to cry on their shoulder. That's a pretty rare thing, especially when you've grown up as an only child."
On her way to the train station, Stacy says she's so excited, she gets goose bumps. Around her neck, she wears a scarf Chris sent her for her birthday.
Watch Chris and Stacy's emotional meeting.
Finally, the brother and sister meet for the very first time. They stare at each other with the same pair of green eyes. "This is really bizarre," Stacy says. "Are you sure that we're not twins?"