The Vexations of a Shut-In Vampire Princess follows the story of Terakomari, a shut-in vampire who is suddenly promoted to commander of the army. Terakomari is inexperienced and weak, and her new squad has a reputation for being violent and uncooperative. Additionally, Terakomari hates the blood of her prestigious vampire clan, and she tries to hide her abilities. Despite the odds stacked against her, Terakomari is determined to succeed. She uses her intelligence and cunning to overcome the challenges she faces, and she slowly begins to earn the respect of her squad. Along the way, Terakomari also learns to embrace her true self and vampire heritage. The series delve into themes of resilience, self-acceptance, and friendship. It is a heartwarming and humorous story following the journey of a young woman as she discovers where she truly belongs.