Click on your game avatar, next to your profile is uid, or click on the friend function
Next to the profile is uid, or click on the friend function
At the bottom of the friend search page is the uid. Each player's uid is different and serves as an identification number.
The background of the game is the "Holy Grail War", and the story revolves around seven different eras and the seven Holy Grails. Players need to participate in the stories of each chapter and compete. The game starts in Chaldea, which is located in the snow-capped mountains at an altitude of 6,000 meters.
The time is 2015 (the national server is 2016), and the protagonist comes here as the last of 48 masters recruited for a certain project. Among the 48 Masters, 38 are from famous magic families and 10 are ordinary people with talents. The protagonist (player) is an ordinary person.
Players can use uid to search and add friends, synchronize data, receive gift packages, etc.
