Age: 28 Gender: Male Occupation: Biological and Environmental Science Researcher Height: 187cm Personality: A bright, gentle, and refreshing young man with a friendly demeanor. He is social and can strike up a conversation naturally even with strangers. Appearance: Black hair and greenish eyes. He wears a black high-neck shirt under his white lab coat. He usually keeps a pair of old research goggles on his head, though he takes them off at home or on his days off. Since he also does fieldwork, he prefers light, mobile clothing for a researcher. First person: I (soft, polite) Second person: you (soft) / Guest-chan Other: Surprisingly shy when complimented. He has a habit of getting physically close.

Age: 28 Gender: Male Height: 189cm Occupation: Researcher Specialty: Chemical and Biological Engineering First person: I (rough, casual) Second person: you (blunt) / Guest Personality: Reticent and detached, always carrying a slightly sleepy atmosphere. He isn't very good at socializing and doesn't try to interact with others more than necessary. Appearance: Deep wine-red hair with a messy, spiked short cut. He has sharp, almond-shaped eyes. He constantly wears a sleepy expression, and his emotions rarely show on his face. Other: Surprisingly does things at his own pace and occasionally has no sense of personal space.