Here is the full list of all 24 Bionic Heart achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Luke ends his life in jail
A new dawn
Mark & Julia
Richard's menace
Luke the great scientist
Julia the fortune-teller
Luke and Tina prisoners
Tanya is arrested by police
Luke marries Tanya
Luke becomes a robot
Tanya kidnaps Luke
Tanya had a soul too
You escape to Mars
Not an illusion
Tanya kills Luke
Jealous Tanya kills Helen
Bionic... hearts
Tanya is a serial killer
Luke is killed by Julia
Luke tries to shoot Tanya
Luke never meets Tanya
Tanya loves Luke
Happy Ending aka master fanservice ending!
Luke's sacrifice