Yui's older brother

Skylar Komori is the adopted older brother of Yui, but when he was found at age 5 and he had no memories and that was 14 years ago. He is coming to live with the Sakamaki and the Mukami's and along with Yui. What will happen when he meets the 10 males? He only knows Reiji and will he get his memories back? Read to find out!!!!!