Chikamori Hiroshi is a famous doctor in physical engineering. His one-week-old daughter Nozomi is abducted at the hospital. Hayami Yuri is a detective in a special investigation team. She is also 8 months pregnant. Inspector Himura suddenly summons Yuri and assigns her to observe Nozomi’s mother, Yuko, at the hospital. Hayami Yuri goes undercover at the hospital and works with detective Dobashi Fukusuke, who takes the identity of her husband. Doctor Susami doesn't have an alibi for the time period when the baby was kidnapped. Yuri suspects doctor Susami. Meanwhile, the kidnapper calls and reveals a ransom demand. ~~ Adapted from the novel "Dizaina Beibi" (デザイナーベイビー) by Takashi Okai.