Here is the full list of all 16 MOBIUS & ELEGY BELONGS TO NOBODY achievements.
One For All
But Now I Don't Belong To Anybody.
Zero
Diverge
Lust&Gluttony&Greed
Marriage
All For Me
Consciousness
Frentiel Border
Via&??
Love Plus++
Via&Vale
I Alway Looked For U
Evelyn Prentice
Welcome U Game
The Game is ON