In August 2007, 31-year-old Rie Isogai was brutally killed by 3 men who met online, in a case called the Underground Website Murder. After Rie's death, her mother, Fumiko, met and befriended her daughter's boyfriend. He shared stories about Rie and stayed by Fumiko's side, helping her find the strength to go on. We look at how Fumiko has lived with the unrelenting pain of losing her beloved daughter.