Every day, Arnaud comes across the mysterious Mr. Angel on the stairs of his building. As he helps him take his groceries upstairs, Arnaud finds out that he is actually Angelman, the first of the superheroes, now a forgotten old man.
Sébastien Lacassagne, 35, owner of a wine estate, was assassinated with a statuette in his house. The investigation conducted by Prosecutor Elisabeth Richard and Captain Caroline Martinez reveals many gray areas in the victim's life.