Yui has a sister that is beautiful, nice, smart, has an IQ over 3,0000,000,000 and an EQ over 2,0000,000,000,00, and sweet and a caring person. She moves in with Yui and the brothers start to like her more than Yui. Has all the powers. What will happen? Hi everyone this is Diaboilk lovers x Author not reader! Rules: Remind me to update every 2 days. If I don't update every 2 days I have something better to do. If it's a holiday don't tell me to update. Suggestions are opened. No cursing in chat/comments Do not expect me to reply to your comments please I'm not trying to be rude I will not reply to comments