Once again, the professional obligations of the committed police lieutenant, Yorgos Merkos, impede his personal life. As a result, Merkos must cancel a scheduled introductory meeting with the relatives of his beloved sweetheart, Anna, as the mysterious murder case of wealthy Julia Petratou commands his immediate attention. Is Alekos, the young husband and sole beneficiary of the deceased woman's immense fortune, the main suspect? But, how can a man, whose alibi is rock-solid, become a person of interest in the eyes of the police?