Ruby

Biography
Ruby is Luna’s younger sister and also a follower who accompanies her elder sister. She is excellent at martial arts and was even able to wound Aegir in a past battle. At this point, she is still worried about that fact.

Appearance
Brown hair. Height:152 cm. She has a slender body. Way of addressing protagonist: Chief (zokuchou-sama), Self: I (atashi) Ruby is Luna’s younger sister and also accompanies her elder sister as her follower. Her breasts are larger than her sister’s