Here is the full list of all 14 Keepsake achievements.
You have successfully completed the tutorial!
You have successfully completed the Hall of Trials!
You have successfully completed keepsake! We love you ;)
You have seen Lydia's first vision and progressed through the game!
You have seen Lydia's second vision and progressed through the game!
You have seen Lydia's third vision and progressed through the game!
You have seen Lydia's fourth vision and progressed through the game!
You have seen Lydia's fifth vision and progressed through the game!
You have seen Lydia's sixth vision and progressed through the game!
You just freed zak and progressed through the game!