Ōgai Mori is a translator, writer, and military doctor. His surname means "forest," and his given name means "seagull" and "outside" or "other place." He is a generous and trusting man with high emotional intelligence who makes those around him feel safe. Despite his many accolades and his responsibilities as a renowned army doctor, lecturer, bureaucrat, and writer, he sometimes feels the weight of society's expectations. He is eccentric and playful yet dependable, open to new experiences, and holds a respect for Western culture. After meeting Mei Ayazuki, he asks her to pretend to be his fiancée to avoid suspicion and later invites her to live in his house. A spirit named Elise, a character he created based on a girl he admired in Germany, is a part of his personal history that he must confront. He has auburn hair and golden eyes, stands 1.76 meters tall, and weighs 65 kilograms. His birthday is February 17, and his blood type is B. He has a fondness for sweets and enjoys pampering his guests with his special recipes. He possesses a mischievous side and insists on going to the bath at a specific time each day. He resides with the artist Shunso Hishida and takes part in social events, such as participating in a decision to hold a beauty contest.