♂ m

He is the only son of a famous archaeologist, Mankai Yamasaki. He inherited his mother's deep knowledge of art, and is interested in painting. He is a member of the art club at school. When Shuuya was seven years old, his mother, Ayaka passed away in an accident during an excavation at an archaeolo... read more

He is the only son of a famous archaeologist, Mankai Yamasaki. He inherited his mother's deep knowledge of art, and is interested in painting. He is a member of the art club at school. When Shuuya was seven years old, his mother, Ayaka passed away in an accident during an excavation at an archaeological site. Midori, the family nanny married Mankai becoming his step mother. He is usually blunt when talking, but he is kind at heart.

♀ f

Shuuya's girlfriend. She is the only daughter of Shusaku Mikami, a famous painter. Her father died by suicide two years ago, it was a result of an extramarital affair with a woman, and Waka is aware of this. Since she was a child, she has seen her father sleep around with many women, and her mothe... read more

Shuuya's girlfriend. She is the only daughter of Shusaku Mikami, a famous painter. Her father died by suicide two years ago, it was a result of an extramarital affair with a woman, and Waka is aware of this. Since she was a child, she has seen her father sleep around with many women, and her mother constantly crying due to her father's behavior. She started referring herself with "boku" and began dressing up like a boy. She has more male friends than female friends.

♀ f 36

She is Midori's older sister. It is said that her ancestors were tayu (highest ranking courtesan) of Yoshiwara. She graduated at the top of her class from the medical department of Jonan University and was a legendary doctor, but at some point in her life she gave up the scalpel and became a scho... read more

She is Midori's older sister. It is said that her ancestors were tayu (highest ranking courtesan) of Yoshiwara. She graduated at the top of her class from the medical department of Jonan University and was a legendary doctor, but at some point in her life she gave up the scalpel and became a school doctor at Shuuya's school. She is a good woman with a big sisterly heart. She is quite the glutton and she likes to say "My stomach is the universe".

♀ f

Shuuya's best friend and Kohei's (sort of) girlfriend. She is one of Waka's few female friends. She is shy and always hides behind her and is always timid until Waka starts going out with Shuuya. They were hanging out one day and Waka confessed her feelings to Shuuya and Kouhei confessed his feel... read more

Shuuya's best friend and Kohei's (sort of) girlfriend. She is one of Waka's few female friends. She is shy and always hides behind her and is always timid until Waka starts going out with Shuuya. They were hanging out one day and Waka confessed her feelings to Shuuya and Kouhei confessed his feelings to Riona, they both agreed. She is extremely nearsighted and cannot see anything when she takes off her glasses.

♀ f 34

Shuuya's step mother. When it comes to sex, it is no exaggeration to say that she loves it. However, that does not mean that she has sex with just anyone. She may seem easygoing and childish but being a former nanny, her housework skills are perfect, and at night she can be very erotic. She also h... read more

Shuuya's step mother. When it comes to sex, it is no exaggeration to say that she loves it. However, that does not mean that she has sex with just anyone. She may seem easygoing and childish but being a former nanny, her housework skills are perfect, and at night she can be very erotic. She also has a strong maternal instinct, and when she sees someone in trouble, she can't leave them alone.

♀ f 38

Waka's mother. She was married to Waka's father, an art dealer she had known for a long time. She agreed to marry him even though it was his second marriage. She is only interested in the value of the Shusaku Mikami estate. Her married life was not a happy one, it became increasingly frustrating f... read more

Waka's mother. She was married to Waka's father, an art dealer she had known for a long time. She agreed to marry him even though it was his second marriage. She is only interested in the value of the Shusaku Mikami estate. Her married life was not a happy one, it became increasingly frustrating for her because of his constant business trips without regard for his family, just as he did with his previous wife.

♂ m

Waka's older step brother, there's more to him than meets the eye.

♂ m

Riona's boyfriend, he asked her out alongside Waka who asked Shuuya out. Riona agreed out of awkwardness.

♀ f 20

She is a college student, 20 years old. She has the exact same face, hairstyle, and personality as Ayaka, the deceased mother of the protagonist. She is a student at Jounan University and a pupil of Mankai. She is present during the excavation work in Japan.

♂ m

Esteemed Archeologist at Jounan University and Shuuya's father. He remarried Midori after the death of his first wife, Ayaka.