Save the computer science teacher after deceiving him

Defeat both cops without taking any damage

Dismantle objects for a total of 1000 ink

Craft 20 items

Craft 5 items

Defeat the enraged crowd

Use ink in dialogues 20 times

Use 20 items in dialogues

Use ink in dialogues 5 times

Use 5 items in dialogues

Block 50 damage

Drain 500 ink from enemies

Win all existing fights

Use every artefact from the book 7

Complete book 7 without using any artefacts

Find all clockmaker's letters

Avoid all fights in factory

Take alchemist's potion

Leave half of the potion to the alchemist

Find robot's hidden treasure

Find a room behind a portrait

Shoot from a turret

Listen to all tape recordings

Put your trust in a bag of bricks

Upgrade your skills 5 times

Enter the abandoned appartment on the first floor

Complete book 1

Complete book 2

Complete book 3

Complete book 4

Complete book 5

Complete book 6

Complete book 7

Complete the epilogue

Return keys to the neighbour

Steal food from the fridge

Obtain a new skill