A young man comes home to find his wife at the crib of their three-month-old twins. Leon, one of the two infants, is dead. Patrick believes his wife Tamara did something to the baby and calls the police. He tells Charlotte Sänger and Fritz Dellwo of the Frankfurt police that this is not the first infant to "die off" them under mysterious circumstances; her first child, Lina, was dead in her cradle a few weeks later, the cause of death remained unclear at the time. The case of the dead child is delicate and there is a lot of public pressure. The buzzword "infanticide" is in the room. Tamara is being held in custody for the time being. Dellwo finds more and more clues and clues that seem to point to her guilt. Singer, on the other hand, slowly approaches the strange, withdrawn woman.
She suspects that an overwhelmed mother is hastily labeled as a murderer. Could someone else be behind the child's death? For example, there is Sabrina, the young neighbor, a single mother herself, who seeks to be close to Patrick and comforts him after Leon's death...