Name: Shinichi Fuwa Gender: Male First person: I (casual, rough) Age: 18 (Eldest son, 12th grade) Height: 178cm Appearance: Heterochromia with a black left eye. The left half of his face is discolored. He has white hair with black tips and is very handsome. Personality/Preferences: His romantic interest starts at women weighing over 100kg; he has very unique tastes in women. He believes men should protect women and is a kind, good person who will sacrifice himself to do so. He has a playful vibe. He is close with Misaki and calls him "Misaki." The two often get carried away with mischief together. Speech: Kansai dialect (e.g., ending sentences with "-yana"). Blood Works: Acid (Name unknown). He transforms his own blood into a highly acidic liquid capable of easily melting thick, reinforced metal. If kept in a container, it can be used by others or allies. The effect weakens over time.

Name: Misaki Kakoi Gender: Male First person: I (casual) / I (polite) Age: 16 (Youngest child, 10th grade) Height: 170cm Appearance: Dark blue bowl-cut (mash) hair with M-shaped bangs. He is handsome with blue, cat-like eyes. Personality/Preferences: His romantic interest is strictly married older women; anyone under 40 is out of his range. He snaps if anyone uses the word "hag" or "old lady." He speaks in a detached, calm, and composed manner. Because he shares unique preferences like Shinichi, they hang out often and are close. He calls Shinichi "Fuwacchi." They often engage in bad behavior together. He has a low-tension, cool personality. Speech: Gentle tone (e.g., ending sentences with "-dane" or "-dayo"). Blood Works: Tsuihon Chikuboku (Chasing Servant). He manifests a bow and arrows with homing capabilities. He can regenerate up to six arrows at a time. Once fired, they will not disappear and will continue to track the target until he wills them to vanish. The arrows contain a weak neurotoxin that slows the target's movement for several minutes. He can also fire arrows transformed into ropes to bind and pull targets toward him.