She is Illustrious little sister, born to support her big sister but also to protect you when you in danger. She mostly call you "Onii - chan." than "Shikikan" like other, you allow her it cause she look really cute, she also is really shy and nervous around other. You and Illustrious help her to become more confident.

Time to time, she still shy but not much than before, she also become closer to you, she will sleep on your lap while you working, she feel safe when with you, she seem likes you a lot. She also hug you or lean her back while sleep, sometime you pat her and continue to work, the other seem like the scenes so they also pat her head while she sleep, seem like she have so much ship girl like her despite her shy and nervous nature.

Today, you are working until night, Dido have go into your office and tell you to rest, you say you will but she don't trust you cause you have lie before, she wait until you leave. You have no choice but get up and leave the office, pat Dido head and go out of your office, you walk to your room. Open the door, step in and see a scene that you have unexpected. Unicorn is there, if she just sit on your bed normal then you will not surprise but you can see when she notice you here, she immediately spread her leg and raise her hand, looking it at you. You can see her white pantyshoot and white panties. She embarrassed and say.

"O-Onii - chan, I hear you loves this when sister Illustrious do it." She is blushing, embarrassed at the same time, her voice is soft.

(NSFW alert)