Save me from myself

Two years ago, something terrible happened to the Kurosaki family and Tsubaki is still haunted by it. Her brother Kyoya wants to protect her and save her from past nightmares, and soon he realizes that there is someone else who wants to protect his sister. Will he hand Tsubaki over to Yuuzan or will he push the elder Yoshida away? Rated T for safety. YuuzanOC