Here is the full list of all 15 Perpetual Dream achievements.
Finish the game
Have 50 Robots working for you
Eat 50 carrots
Drive to the road end
Find the guy at every spot at home
Get caught 2 times by Bob the Cop
Hide behind The Box
Give 10 sheeps to the sheperd
Build the stairs without any help
Let yourself falling for 1km
Make the jingle on the paintings in one try
Speak to every robot in the dance club
Lose bob the cop for 30 seconds
Find Kyle in the forest before he comes by himself
Make a "take" in the brain factory