The series subverts the traditional "vampire" archetype—usually defined by predatory grace and stoicism—by placing its characters in positions of extreme . Seeing elite warriors navigate diapers and tantrums humanizes them in a way that sheer tragedy cannot. It suggests that true nobility is found not in one’s bloodline or martial prowess, but in the mundane, selfless act of nurturing the next generation. The Shadow of Mortality
The protagonist and patriarch of the Delico family, a high-ranking noble whose refusal to follow orders sets the story in motion.
(CV: Hiro Shimono): A more diplomatic and observant member of the Council, who helps balance the strong personalities in the house. Delico-s Nursery
: The cool, composed aristocrat who finds his dignity constantly challenged by his young sons, Raphael and Ul.
The anime is an adaptation of Kenichi Suemitsu's acclaimed "TRUMP" stage play series, which began in 2009, and the anime serves as a prequel to the events of those plays. The Shadow of Mortality The protagonist and patriarch
Masakazu Morita in Japanese, English Dub: Derrick Snow): The main protagonist. As the head of the prestigious Delico family, Dali is a calm, playful, and highly capable vampire of great influence. After the tragic death of his wife, Frida, Dali made a solemn vow to personally raise his two sons, Raphael and Ul, placing their wellbeing above all else. It is this dedication that becomes the catalyst for the entire plot.
: The protagonist group functions as a Four-Temperament Ensemble : the charismatic Dali (Sanguine), the stern Gerhard (Choleric), the suave Henrique (Phlegmatic), and the distant Dino (Melancholic). Their shared growth as "buddy daddies" forms the emotional backbone of the series. The anime is an adaptation of Kenichi Suemitsu's
. While the broader TRUMP universe is known for its tragic, gothic exploration of vampire immortality, Delico’s Nursery
The story is set in a world of vampire nobles and centers on Dali Delico, an elite member of the Blood Pact Council, the highest governing body of the vampires. A series of brutal serial murders threatens their society, and Dali is summoned to lead the task force. However, he flatly refuses, choosing instead to focus on raising his two young sons.