Here is the full list of all 46 The Dream Machine: Chapter 1 & 2 achievements.
Find a secret glade
Restore the pumpkin kingdom
Appoint a new king
Continue his work
Save the bartender from dying
Be a peeping tom
Purge the mover's dream
Solve the gramophone puzzle prematurely
Steal from the dead
Meet an old friend
Harass your neighbour, a lot
Return the locket
Circumnavigate yourself
Flush every toilet
Complete the sixth chapter
Listen to the teddy bear's song
Find all map pieces
Complete the game
Solve the maze puzzle
Get a new job
Complete the fifth chapter
Wake up again
Kill Martin's and Selma's tentacles
Make the witch's potion
Try to escape your fate
Disrupt the tea party
Make sleeping powder
Complete the fourth chapter
Kill Edie's tentacle
Get promoted to Command
Complete the third chapter
Kill Alicia's tentacle
Complete the blackmail letter
Commit arson
Complete the tasks
Complete the second chapter
Access Mr Morton's secret room
Kill Mr Morton's tentacle
Enter your first dream
Complete the first chapter
Solve the floor board puzzle
Listen to your wife's dream
Explore the estate
Escape the island