In a world where some humans possess beast ears, known as Bestia, Dr. Akira Miyaji, a Bestia himself, specializes in treating these unique patients at a general hospital. Initially disliking the hospital's arrogant manager, Sougo Kijima, for embodying the very Bestia traits he rejects, Akira's perspective shifts as he realizes they share similar struggles. Their story unfolds into a blissful life together, welcoming a baby. Juggling demanding medical careers while parenting, they confront the challenge of maintaining balance. The couple faces a significant obstacle as they navigate Sougo's Bestia father, testing their strength and unity.