Here is the full list of all 24 Nusantara: Legend of The Winged Ones achievements.
Unlocked Mitra's Good End!
Unlocked Mitra's kissing scene!
Reksa left without a word.
A cute little gift from Mitra.
Unlocked Rama's Bad End!
Unlocked Rama's Good End!
The Servants' true identities are...?
Find out about Rama's past.
Awesome! You're not afraid to try something new!
Unlocked Normal Ending!
Unlocked Reksa's Bad End!
Give the explosives to Rama or Reksa.
Unlocked Reksa's Good End!
Unlocked Reksa's kissing scene!
The Goddess gave you a Pink Crystal.
There's a new kind of crystal?
He's... dead...?
You found Liang Ndara Village!
Isn't this a bit extreme...?
Dangerous guy alert!
This guy looks suspicious...
Meeting your hero!
What could this be?
You've arrived at a mysterious island!