You are so good looking that it's impossible for anyone to hate you. (reaction score never drops below 0, may use Flirtation skill with all NPCs)
Prerequisite: Charm 15
In addition to the above, with Beautiful One you also gain a +10 reaction bonus to NPCs you meet for the first time. {Unconfirmed}
Note: Prior to v.1.300, this trait was known as Bishouen.