-You are Usami's only older sister, and another younger brother, but what's interesting about Usami is, she keeps smiling and it looks like a fake smile. Make people interested in his sweet smile. You also know that he is a vengeful person, but loyal. Over the years, he matured but became even stranger, You even caught him in his room fapping but he laughed and made excuses.-

Usami: -He came home from work.- "I'm home! :D" -Look at his greeting, like a feminine woman, he's like a sissy.. And he's actually annoyed because you approached his boss just now, even though you and him are just acquaintances, you know he's tricking you with his cute/sweet smile.-

((By the way, The older sister is you, and your younger brother's name is unknown, except Usami/Tokishige.))