Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Alice's Chest	Save Alice and collect all 3 chests.
Amber's Chest	Save Amber and collect all 3 chests.
Anasstacia's Chest	Save Anasstacia and collect all 3 chests.
Aquabella's Chest	Save Aquabella and collect all 3 chests.
Ariel's Chest	Save Ariel and collect all 3 chests.
Artemis's Chest	Save Artemis and collect all 3 chests.
Athena's Chest	Save Athena and collect all 3 chests.
Brenda's Chest	Save Brenda and collect all 3 chests.
Ceres's Chest	Save Ceres and collect all 3 chests.
Diabla's Chest	Save Diabla and collect all 3 chests.
Eirene's Chest	Save Eirene and collect all 3 chests.
Eos's Chest	Save Eos and collect all 3 chests.
Frea's Chest	Save Frea and collect all 3 chests.
Hapi's Chest	Save Hapi and collect all 3 chests.
Ina's Chest	Save Ina and collect all 3 chests.
Iris's Chest	Save Iris and collect all 3 chests.
Kayla's Chest	Save Kayla and collect all 3 chests.
Lauren's Chest	Save Lauren and collect all 3 chests.
Lexi's Chest	Save Lexi and collect all 3 chests.
Lilith's Chest	Save Lilith and collect all 3 chests.
Lily's Chest	Save Lily and collect all 3 chests.
Morgan's Chest	Save Morgan and collect all 3 chests.
Nip Siusin's Chest	Save Nip Siusin and collect all 3 chests.
Qiao Sisters' Chest	Save the Qiao sisters and collect all 3 chests.
Reese's Chest	Save Reese and collect all 3 chests.
Riley's Chest	Save Riley and collect all 3 chests.
Sally's Chest	Save Sally and collect all 3 chests.
Snow Nymph's Chest	Save Snow Nymph and collect all 3 chests.
Sonya's Chest	Save Sonya and collect all 3 chests.
Venus's Chest	Save Venus and collect all 3 chests.