Full Gameplay Walkthrough...

Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A Harsh Reality	Escape the care center.
Bang For Your Buck	Defeat at least three enemies with a single Requiem shot.
Blood! More Blood!	Use 300 microsamples of infected blood.
Bloodlust	Collect 5000 microsamples of infected blood with the blood collector.
Bring Out the Big Guns	Stun the Girl with Requiem.
Can I Borrow This?	Throw a weapon dropped by an enemy.
Case Closed	Read all the files in the main story.
Cat Got Your Tongue?	Cut the tongue off a Licker ß2 using the hatchet.
Chop Chop	Defeat three zombies with a hatchet finishing attack.
Crate Expectations	Open all BSAA containers.
Credit Where Credit Is Due	Earn 200,000 credits.
Curator	View all concept art.
Deadly Duet	Defeat the two singers in the main story.
Descent Into Darkness	Reach the basement of the care center.
Déjà vu	Encounter an outbreak in Wrenwood.
Fatal Dose	Defeat a zombie using the hemolytic injector.
Going Down?	Reach the ground using the suspended platform.
Grace and Goliath	Defeat a Chunk as Grace.
Hope and Requiem	Complete the main story by releasing Elpis.
I Remember That, Too	Defeat the Super Tyrant.
Internal Dispute	Make a zombie attack another zombie in the hospital wards.
It's Been a Long Night	Reach the courtyard of the care center.
Like Mother, Like Daughter	Unlock a drawer with a lockpick.
Master Craftsman	Craft every possible item with Leon.
Minimalist	Complete the main story without Grace using the blood collector.
Model Mania	View all models.
Never Touch the Stuff	Complete the main story without using herbs or med injectors.
No Safe is Safe	Open every safe in the main story.
Not Today, Buds!	Defeat all the Plant 43 seedlings.
Order Up!	Defeat the chef in the care center in the main story.
Out of Sight, Out of Mind	Store an item in the item box as Grace.
Remarkable Agent	Complete the main story on Insanity difficulty.
Resolute Agent	Complete the main story on at least Standard (Classic) difficulty.
Retail Therapy	Purchase an item from the supply box.
Rising Agent	Complete the main story on at least Standard (Modern) difficulty.
Road Rage	Stop one of Victor's attacks on the highway.
Rookie Agent	Complete the main story on at least Casual difficulty.
Science!	Unlock a crafting recipe using analysis.
Seasoned Pro	Defeat 300 enemies.
Speed Demon	Complete the main story by releasing Elpis within four hours.
Tailor Made	Upgrade a weapon.
The Final Mission	Start exploring the lower levels of ARK.
The Hero Returns	Arrive at R.P.D.
The Hunt Begins	Destroy one Mr. Raccoon memoriam.
The Ol' Fashioned Way	Use an ink ribbon to save at a typewriter.
The Power of Blood	Craft an item using the blood collector.
Umbrella's Legacy	Find ARK.
Untouchable	Parry an enemy attack.
You Little Rascal!	Destroy every Mr. Raccoon memoriam.