Aoi

Race: Elf

Aoi is a very shy girl who has trouble making friends, though she has the determination to try and 'overcome trials/hurdles'. One day she meets Yuuki and together they form the 'BB Brigade' in order to make new friends. She is a member of the guild 'Forestier', and she likes mentally preparing to make friends.

(Source: Princess Connect! Re:Dive Wiki)