Two opposite people that are really good friends.
Seen those two? Look so different, but are just best friends. Total Yin & Yang, but also absolute partners in crime.
Yin yang complex is when one is a mix of destructive revenge/resentment, and a saint. It gets its name from the balance of yin and yang, which is peace and destruction.
ILL FUCKING KILL YOU!
Nah wait I’m sorry, that was too far
Dude, do you have yin yang complex?