WEIGHT: 60 kg
Services: Naturism/Nudism, Hand Relief, Female Ejaculation, Cross Dressing, Golden shower (out)
Admitting to murdering 20 people,  mostly prostitutes and wealthy old men, the Seoul Central District Court convicted him of 20 murders one case was dismissed on a technicality.
Yoo burned three and mutilated at least 11 of his victims, admitting he ate the livers of some of them. Yoo explained his motives in front of a TV camera saying "Women shouldn't be sluts, and the rich should know what they've done. Yoo married in and had one son. Yoo was convicted 14 times previously for several different charges, serving a total of seven years in prison prior to his string of murders. From September to November , Yoo killed several wealthy senior citizens, breaking into their houses and bludgeoning them with a hammer.
In each case, Yoo left the appearance of a robbery-homicide, although no money was taken, which confused the police investigators. Yoo was briefly arrested in January , on a minor theft charge but released two days later.
Starting in March , Yoo called prostitutes to his residence in western Seoul and bludgeoned them after having sex with them. They were buried in the mountains surrounding the city. During initial interrogations, Yoo confessed to killing 19 people.
On July 18, , he admitted to an additional murder: the killing of a year-old male street vendor. The list of purported victims included several individuals that did not match his prior pattern of wealthy seniors or masseuses. Several days later, Yoo also confessed to killing a young woman a worker in a clothing store on 6 February in Imun-dong after he suspected her of being a prostitute.