Which characters from JY and/or GL would you invite/prefer to go with you?
Between 3-8 others.
The quest has aspects of danger, but you don't need 8 greats/sweeper to do that, 1 or 2 is enough etc.
My list:
HR
HYS/ZWJ
Xiao Zhao
ZBT
Xiao Feng
Lin Xin Er