Here is the full list of all 18 My Cute Succubus achievements.
Salvation of the Immortal Soul
Selling a soul
You deserve it?
Teresa's Rest
Dissatisfied and indignant
What does it mean?
Scary cozy place
Talk to Comrade Stalin
Follow the instructions
Meet Stalin
Collect 50 Stars
Did not help...
Spank the Fuehrer
Meet Fuhrer
Pleasant acquaintance
Meet Succubus
Meet Baba Yaga
Start new game