>> reporter: conrad's sister colette couldn't believe it when her brother first introduced heidy to the family. >> i was actually really sort of surprised when i first met her, like how did he hand that girl? they just seemed to be such a great match. >> reporter: you saw love and chemistry there? >> oh, it was almost awkward. they were definitely an enviable couple. >> reporter: another year later came the wedding. >> it was amazing. we went up on a lift, a chair lift, then all of the guests left down these slides. so it was just so them. they said their vows, and he's kind of doing this champion pose like he was just -- everything was right with the world. >> reporter: the enviable couple was just starting out with a future as bright as their smiles. until, that is, a sunday evening in september 2012, three years after the trumans were married. tell me about that day. >> that day was like, just like any other day. >> reporter: as night fell,