Here is the full list of all 47 Vigil: The Longest Night achievements.
Wake Daisy's soul inside the Devourer
Followed Hilda's words to relieve the seal
Reach maximum value of Arcane power
Reach maximum value of Throwing power
Complete the axe skill tree
Complete the dual weapon skill tree
Complete the bow skill tree
Defeat Dephil
Complete the Mysterious Trader's request
Defeat The North Princess
Help August during his adventure
Defeat Uptancos
Help James to find the salt
Complete Noax's request
Don't shake it anymore!
Find Hamilton's belongings
Pass Sister Holly's test
Forge 5 weapon/equipment enchanted and reach to +7
Distribute the placebos to the Villagers in town
Complete the survival skill tree
Find the Golden Slime
Beg to Drew 5 times
Help Thurber W. Sungi's investigation
Complete Duran's quest
Defeat Light Devourer
Stop the crazy Doctor
Give Isabella the ball
Defeat Lord of the Misty Lake
Defeat the Evil inside the wood
Buy Buffe's house
Save all miners then talk to Edward
Defeat Erupting Flesh Cluster
Complete the sword skill tree
Help Daisy to get the medicine
Collect all 7 lost paintings
Defeat Kelpie, the Lord of Tide
Get the Fallen Eyeball from Hilda
Defeat the Ancient Guard once
Defeat Brood Mother
Defeat the Craving Terror outside the town
Welcome to the world of Vigil: The Longest Night!
Give the Cubic Crystals to the Doctor
Complete all skill trees
Collect all arcane items
Get at least one of every weapon in game
Get at least one of every equipment in game (including rings)
Collect all furniture