This guide is a walkthrough of the completed notebook report for all chapters, including all verdicts necessary for the locked achievements during the ending.
Chapter I
Earlier tonight, the Old-Timer argued in the fine art exhibit with the Punk, who surprisingly had a Gun.
They fought in the courtyard, and eventually the Punk fell from the nat history balcony.
Amidst the chaos, someone stole the gemstone from the nat history exhibit.
Led by the Curator, the museum staff also included the loyal Guard, and the knowledgeable Guide.
Suspects and witnesses included the eccentric Podcaster, the bitter Old-Timer, as well as the distinguished Critic.
They also included the anxious Student, the jolly Tourist, and the reserved Artist.

Chapter II

Chapter III

Chapter IV

Chapter V

Chapter VI – Differents Endings
You can get this achievement by choosing to arrest only the Investor, which the Detective will turn down.

You can get this achievement by choosing to arrest only the Detective, which the Detective will again turn down.

For the next achievements, you will need to close and restart the game as soon as you have confirmed your choice, without waiting for the ending. Otherwise, you will have to replay the entire game to unlock the others achievements. They don’t need to be followed in order, just pick the ending you want to see last!
You can get this achievement by choosing to arrest only the Curator.

You can get this achievement by choosing to arrest everyone involved: the Curator, the Artist, the Punk, the Student, the Podcaster and the Old Timer.

You can get this achievement by choosing to arrest the Curator, the Artist and either the Punk OR the Student.

I hope this guide was helpful! Have a great time completing the game!