Here is the full list of all 43 Tiny Bunny achievements.
You examined all the objects in EP 1.
You received the policeman's number.
You obtained a mitten.
You escaped.
You recorded the report footage.
You spent the evening with your sister.
You listened to a nursery rhyme fragment on the radio.
You accepted the fox's treat.
You rejected the fox's treat.
You examined all the objects in EP 2.
You used force.
You were victorious in a fight.
You don't know how to stand up for yourself.
You went on a date with Polina.
You went on a date with Alisa.
You were hoping for a miracle.
You overestimated yourself.
You’re a true painter.
Magma is coursing through your veins, you desire infinite fusion!
You were able to escape the friendzone.
You got Semyon’s signet ring.
You missed the policemen’s speech.
You won in rock paper scissors.
You lost in rock paper scissors.
You made your sister upset.
You took care of all the ducks.
You made your sister happy.
You refused the amulet.
You accepted the amulet.
You avoided everyone’s attention.
You examined all the objects in EP 3.
You caught the hog.
You became a monster.
You retained your humanity.
You took Byasha along.
Byasha would've only gotten in your way.
You did your best to save Katya.
You couldn't save Katya.
You have unlocked Ending 1.
You got the photo of Katya's braid.
You escaped from Romka.
You sided with the law.
You examined all objects in EP 4.