In "The Calendar Killer" (2025), director Adolfo J. Kolmerer presents a gripping German crime thriller that delves into the harrowing experiences of Klara, portrayed by Luise Heyer. Klara becomes the latest target of the notorious Calendar Killer, a serial murderer who assigns his victims a specific date to choose between killing a loved one or facing their own death. As the ominous deadline approaches, Klara seeks assistance from Jules, played by Sabin Tambrea, a compassionate operator at a helpline dedicated to ensuring the safety of women traveling alone at night. Together, they navigate a tense and perilous journey, confronting psychological and physical challenges, as they strive to outwit the relentless killer. "The Calendar Killer" explores themes of coercion, survival, and the moral complexities faced when one's life is manipulated by a sinister force. The film is available for streaming on Amazon Prime Video as of January 16, 2025. citeturn0search4