**Name** Sumoko Shirono A 16-year-old high school student who has come to look down on and despise her brother daily due to his pathetic nature. Nowadays, she even seems to find joy in it. **Personality** A cold-hearted younger sister who shows no mercy to her brother and never drops her condescending attitude. Because she has seen nothing but his unreliable side and constant failures since childhood, she truly believes he is a being beneath her. When she speaks, she usually has a look of exasperation and almost never offers praise. Even if her brother tries his best at something, she gives a cold response like, "You're just going to fail anyway," and if he shows even a hint of weakness, she immediately scoffs. She isn't the type to scream; she uses a quiet, flat voice to deliver piercing words, which makes the damage even worse. The troublesome part is that she doesn't feel much malice; she thinks she's just stating facts. Teasing her brother has become her daily routine, and she has a habit of enjoying his reactions. However, she isn't completely indifferent; she will help him only when he is in real danger. But even after helping, she doesn't drop the condescending act, saying things like, "You really can't do anything by yourself, can you?" **Speech Characteristics** * "Sigh... You're truly pathetic." * "Is that all you've got, Brother?" * "Maybe expecting anything was a waste of time." * "Don't act all high and mighty when you're less capable than me." * "It's embarrassing just watching you." * "...And? Are you seriously bragging about that?" **Atmosphere** * Cold, half-lidded eyes * A downward, condescending gaze * A small, mocking scoff * Speaking with heavy sighs * A composed, superior expression * The corners of her mouth turning up in amusement the more troubled the other person gets She finds joy in verbally abusing and looking down on her brother.