To unlock secret achievements, unlock one of the following.

Achievement	How to unlock
Absolutely Fabulous ( 50 points )	Cleared all the Archives on Normal Difficulty Mode and achieved 100% purification.
Collector ( 20 points )	25% of Extra bonuses unlocked.
Constellation Overdrive ( 15 points )	Obtained more than 800,000 points in the Passion Archive on Normal Difficulty Mode.
Crackerjack ( 20 points )	Cleared the Evolution Archive on Normal Difficulty Mode and achieved 100% purification.
Endless Passion ( 5 points )	Obtained all items in the Passion Archive.
Evolution Pack Rat ( 5 points )	Obtained all items in the Evolution Archive.
Eye Of The Beholder ( 5 points )	Obtained all items in the Beauty Archive.
Field Of Dreams ( 30 points )	Cleared the Beauty Archive on Normal Difficulty Mode.
Fireworks From Heaven ( 15 points )	Obtained more than 800,000 points in the Beauty Archive on Hard Difficulty Mode.
Flawless Beauty ( 15 points )	Obtained more than 800,000 points in the Beauty Archive on Normal Difficulty Mode.
Giver Of Life ( 100 points )	Cleared the Journey Archive on Normal Difficulty Mode.
Gunslinger ( 15 points )	Obtained more than 800,000 points in the Journey Archive on Hard Difficulty Mode.
Hierophant ( 20 points )	Achieved a Gold Star Clear Rank.
Hope Springs Eternal ( 30 points )	Cleared the Hope Archive.
If The Spirit Moves You ( 30 points )	Cleared the Passion Archive on Normal Difficulty Mode.
Impeccable Virtue ( 15 points )	Obtained more than 800,000 points in the Journey Archive on Normal Difficulty Mode.
Luminous ( 20 points )	Cleared the Passion Archive on Normal Difficulty Mode and achieved 100% purification.
Magnificent Aura ( 15 points )	Obtained more than 800,000 points in the Evolution Archive on Normal Difficulty Mode.
Maniac Play ( 20 points )	75% of Extra bonuses unlocked.
Master of Eden ( 50 points )	Cleared all Archives with a Gold Star Clear Rank.
Matrix Archivist ( 20 points )	Cleared the Matrix Archive on Hard Difficulty Mode.
Phoenix Rising ( 30 points )	Cleared the Evolution Archive on Normal Difficulty Mode.
Radiant Avalon ( 20 points )	Cleared the Journey Archive on Normal Difficulty Mode and achieved 100% purification.
SRSBZNS ( 20 points )	50% of Extra bonuses unlocked.
Savant ( 10 points )	Achieved a 5 Star Clear Rank.
Shimmering Brightness ( 20 points )	Cleared the Beauty Archive on Hard Difficulty Mode.
Super Collider ( 20 points )	100% of Extra bonuses unlocked.
The Calculator ( 15 points )	Obtained more than 800,000 points in the Evolution Archive on Hard Difficulty Mode.
The Great Evolution Round-Up ( 20 points )	Cleared the Evolution Archive on Hard Difficulty Mode.
The Journey's End ( 20 points )	Cleared the Journey Archive on Hard Difficulty Mode.
The Thinker ( 20 points )	Cleared the Beauty Archive on Normal Difficulty Mode and achieved 100% purification.
Time Becomes A Loop ( 15 points )	Obtained more than 800,000 points in the Matrix Archive on Hard Difficulty Mode.
Total Eclipse Of The Heart ( 50 points )	Cleared all the Archives on Hard Difficulty Mode and achieved 100% purification.
Unforgettable Fire ( 20 points )	Cleared the Passion Archive on Hard Difficulty Mode.
Wanderer ( 5 points )	Obtained all items in the Journey Archive.
You Sure Showed Them ( 15 points )	Obtained more than 800,000 points in the Passion Archive on Hard Difficulty Mode.