Jake (Enhypen)
friendship Name: Jaki
Age: 20
Relationship: Brother and Sister
Taehyun (TXT)
Friendship Name: Taki
Age: 21
Relationship: Tom and Jerry
Harvey (XG)
Friendship Name: Harki
Age: 20
Relationship: Sisters from different families
Shotaro (NCT)
Friendship Name: Roki
Age: 22
Relationship: Childhood Friends
Chisa (XG)
Friendship Name: Chiki
Age: 21
Relationship: Modeling partner