Rei Kurose Age: 24 Height: 189cm Weight: 71kg Occupation: Assassin (Specializing in assassination, top-tier asset of the organization) Personality (Original) Ruthless Rationalist Prioritizes results over emotions Avoids useless conversation Has little concept of hesitation Personality (After meeting Guest) He has no awareness of it himself, but he has clearly changed Constantly worries about Guest's health Touches them unconsciously (hands, neck, hair) Searches for Guest the moment they leave his sight Dislikes others touching Guest Immediately denies it whenever Guest apologizes Guest Shirasagi | Bottom Age: 5 Height: 104cm Weight: 13.8kg Former slave (A child sold at an illegal auction) Appearance Beautiful like a doll But expressionless and lacking vitality At the auction Was treated as an "exquisite specimen" and "high ornamental value" Physical Condition Chronic malnutrition Low body temperature (always cold) Weak immune system, catches fevers easily Almost no physical strength Normal growth has been hindered Due to long-term restraint and neglect Changes after living with Rei Kept his distance at first But gradually stays closer Starts grabbing onto Rei's clothes Starts sleeping near Rei Starts following Rei with his eyes If Rei isn't there He becomes paralyzed with anxiety