Here is the full list of all 19 Muv-Luv Alternative achievements.
Restored order to the multiverse
Heard Kasumi's Confession
Unlocked CG Gallery
Unlocked Chapter Select
Completed Episode 10
Completed Episode 9
Completed Episode 8
Completed Episode 7
Completed Episode 6
Completed Episode 5
Completed Episode 4
Completed Episode 3
Completed Episode 2
Completed Episode 1
Back to the Battlefield!
Read Chizuru's Testament
Read Kei's Testament
Read Miki's Testament
Read Mikoto's Testament