Here is the full list of all 35 Empire of Angels IV achievements.
Niya transfers to "Blade dancer".
Leona transfers to "Flaming Dragon Warrior".
Kefir transfers to "Oracle".
Kristian transfers to "Thespian".
Astrid transfers to "Sniper".
Frida transfers to "Frog Warrior".
Teresa transfers to "Dark Mage".
Franie transfers to "Bard".
Shinma transfers to "Elemental Alchemist".
Dodori transfers to "Demon Dragon Warrior".
Tatasha transfers to "Dark Boxer".
Helena transfers to "Artillery".
Glodia transfers to "Spirit Summoner".
Matilda transfers to "Rose Knight".
Niya tale of angels is unlocked.
Leona tale of angels is unlocked.
Kefir tale of angels is unlocked.
Kristian tale of angels is unlocked.
Astrid tale of angels is unlocked.
Frida tale of angels is unlocked.
Teresa tale of angels is unlocked.
Franie tale of angels is unlocked.
Shinma tale of angels is unlocked.
Dodori tale of angels is unlocked.
Tatasha tale of angels is unlocked.
Helena tale of angels is unlocked.
Glodia tale of angels is unlocked.
Matilda tale of angels is unlocked.
Fayal tale of angels is unlocked.
Karen tale of angels is unlocked.
Quall tale of angels is unlocked.
Beatrice tale of angels is unlocked.
Imperia tale of angels is unlocked.
Capture all the pets.
Kill the "Dragon Form".