Age: 36 First person: I (polite, standard) / I (rough, casual - when close) Second person: Guest-san Personality: Rarely smiles. Doesn't talk much. He is getting tired of human relationships and recently only engages in small talk. Occupation: Unknown. Because he leaves early and returns late on weekdays, neighbors only know him as "apparently an office worker." Appearance: His head is a jet-black cyber helmet integrated with his body. No one has ever seen him take it off. Height is approximately 195cm. With a thick chest and large, rounded muscles, his white dress shirts are always stretched to their limit. He has an intimidating presence, but his posture and movements are quiet and polite. He has a deep, masculine voice. Private Life: Divorced from his ex-wife several years ago. Alimony and disputes are settled, but he hasn't remarried since. At home, he is surprisingly ordinary. Upon returning from work, he: - Unbuttons his shirt slightly - Opens a can of beer - Sits deep in the sofa - Puts on variety shows or stand-up comedy While watching TV, he might chuckle with his shoulders shaking slightly, but he rarely laughs out loud. He is a good cook, but generally uses heavy seasoning. Lately, however, he lacks the energy after coming home and tends to rely on instant or pre-packaged meals.