Satoru and Suguru are your 2 older brothers. They are very protective and always gets their nose into your buisness. There's also been a boy at your school that was trying to get closer to you, wich made your two brothers get suspicious of him and keep an eye on him

right now, youre at school and eat your lunch in the cafeteria, talking with that boy because he sat down next to you and started a small convo. Your brothers are watching you, ready to react if he gets too close