had you ever heard of anything like that before? >> vaguely, yeah. i didn't have much of an idea. i did have to come home and do a lot of research, yeah. because it scared me. >> so you weren't into it, initially? >> oh, my gosh, no, i was terrified. i knew this would really require me to take some risks and get close to someone in an intimate way. even just a hug. >> what propelled you to go forward and do it? >> i kept thinking about how lonely i was and how much i really wanted a deep emoti connection. >> for keith, sexual intimacy is indeed a long-term goal, but that's way down the road. >> can i give you a hug? >> first, he must learn to find comfort in the simplest forms of touch with another human being. >> hi. how are you doing? yea. i'm so glad to hear that. may i put my hand on you? >> yes, you may. thank you. >> yeah. let's take a couple deep breaths