The Episode 5: Polarized Add-on for Life is Strange - Episode 1 has 12 achievements.
Take optional photo #2 in Episode 5: Polarized
Take all optional photos in Episode 5: Polarized
Take optional photo #1 in Episode 5: Polarized
Finish Episode 5: Polarized
Take optional photo #10 in Episode 5: Polarized
Take optional photo #9 in Episode 5: Polarized
Take optional photo #8 in Episode 5: Polarized
Take optional photo #7 in Episode 5: Polarized
Take optional photo #6 in Episode 5: Polarized
Take optional photo #5 in Episode 5: Polarized
Take optional photo #4 in Episode 5: Polarized
Take optional photo #3 in Episode 5: Polarized