Mariko Aoyama

An afternoon in June. Tokyo. 5 p.m. A girl jumps in front of the subway. Her soul rises from the rails. On the platform, the witnesses of the scene are in shock. It revived a trauma in them, painful memories they never overcame...

Astrid Nielsen works in the library of the judicial police. She has Asperger's syndrome. With an incredible memory, she excels at analyzing files of ongoing investigations. The district commander decides to use it to the fullest, entrusting her with very complex investigations which have remained unsolved to date.