killed another young woman five years to the day after the disappearance of natalee holloway. >> stephany floresardo flores is a well-known figure in peru. he is a former race car driver. >> he had been a politician. >> stephany and her father had a very tight bond. she wanted to be a businesswoman and an entrepreneur like her father, and he fostered that. >> they were cut from the same cloth. and everybody in the family knew that. >> on june 2nd, 2010, stephany flores has been missing for three days. her distraught family has been searching everywhere. and then, sadly, she is found dead by an employee in the hotel tac. >> there are seven floors in the hotel tac. all of them have video cameras. >> the hotel surveillance video released by the peruvian government actually shows joran van der sloot had rented the room. >> from the moment joran walked into the hotel with stephany, they're captured on video. >> you could tell that there were two people that went in that room and only one of them came out alive. >> when they initially went into the room, nobody had been in the room in days. a stench o

and a 21 year old young peruvian woman named stephany flores doesn't come home one night. es missing. >> the daughter of a former peruvian presidential candidate. >> and because she's from a wealthy family, it's believed she's been kidnapped. >> tuesday. somebody tell us that stephanie went to the casino. >> on the security video later released to the media, the family actually spots stephanie. she takes a seat next to what appears to be a young man. the two have some sort of a conversation. so now they have what they believe to be an actual image of this man. >> they said we've got a name for this kid. >> i went to the internet, and i put that name in google. >> she types in joran van der sloot, and what comes up is actually shocking. hundreds and hundreds of articles. >> implicated in the dits appearance appearance of an american woman from the island of aruba, exactly five years earlier. >> on june 2, 2010, stephany flores has been missing for three days. her distraught family has been searching everywhere, and then sadly, she is found dead by an employee in the hotel ta

. >> reporter: stephany flores had been found dead in his hotel room. his fingerprints all over.urveillance tape. joran pleads guilty and is sentenced to 28 years. oddly, he seems to be thriving there marrying and even having a daughter. with joran behind bars beth seems to have found some peace. back in aruba this summer she goes back to joran's house to see if she can talk to his mother. >> i met with anita early on in 2005. i just wondered what her take on him is now. >> reporter: before long, police show up. >> just trying to find out -- just kind of circling back. well, just respect that. >> reporter: beth was desperately hoping for healing mother to mother. her heartbreak spans the globe. tonight on "20/20," we're going to take you inside that prison where the man she believes killed her daughter remains, and we will tell you, guys, tonight, about whether beth might actually be able to find justice here. will she ever face joran van der sloot here in a courtroom in the united states? you'll get that answer tonight. >> all coming up on "20/20." thank you, deborah. that's at