Full list of all 86 The Lions Song: Episode 1 - Silence achievements.
The base game contains 29 achievements, and there are 3 DLC packs containing 57 achievements.
Unlock all achievements in episode one
Everything fits together perfectly
Order more Sacher cake for Nenner
Write the greatest compostion
Find out who the whisperer was
Confuse Leos
Write a piece just for yourself
Decide not to sleep
Block out the ringing phone
Don't tell Leos your name
Find yourself
Say your name
Tell the policeman and blow the whistle on the painter
Find all references to Dr. Robert Koch
Become friends with Nikol
Change your perspective
Eavesdrop on Klimt and the herbalist at the market
Dress as a man
Unpack
Don't make a big deal of Leos not asking your name
Find your first three sources of inspiration
Read all three letters
Block out all the noises on day two
What do YOU want?
Read the love letter
Use the rain in your composition
Discuss your family with Leos
Write an intimate song
Finish episode one
Paint Moritz' gentle side
Paint all layers that correspond with Franz' personality and recognize them
You didn't manage to paint any of Franz' layers
Paint Alphonse as he likes to be seen.
Get to know both gentlemen in order to paint them
You managed to partially paint Franz' layers
Repeat Freud's dream
Look through the sketches.
Find all the references to Wilma
Paint Alphonse's true self.
Finish all achievements in Episode 2
Get the support of other mathematicians
Finish all achievements in Episode 3
Meet Leos in the Street as Emil
Order the wrong sweets for Nenner
Finish Episode 3
Prove that there are many possible states and everything is in flux
Change Zahler's perspective
Make sure Rauch is alright
Allow Markert to paint you
Tell Leos about Nikol's governess
Meet Leos in the Street as Emma
Inspire Wittgenstein
Manage to get back into the Radius
Look into all compartments
Sweet-talk Frieda into telling you her name
Distract Wilma
Try to convince the policeman that you saw the error in your ways
Use the "decide again" feature
Finish All Episodes
Finish Episode 4
Try to acquire beer as Otto
Keep ordering wine
Listen in on Nikic and Wurm
Check in on Rauch
Check all of Theo's scientific notes
Unlock all connections in the gallery
Finish all achievements in Episode 4
Finish all achievements in The Lion's Song