Don't Leave It All To Me- DLIATM-HikaruSaga

A boy name Izanagi Hikaru is left to deal with the young adult named Daisuke, Hideaki Daisuke. Meeting him on the rooftop of the school, seeing him almost kill himself, revealed pain from his own memories. After chatting with him, Hikaru soon realizes that Daisuke is his new step brother, and the papers were finalized. One thing Hikaru can't get over easily, though, is that Daisuke is a man, who likes other men. While getting over the fact that his older brother is gay and is almost 18 now, Hikaru has to make the decision. Will he stick to Daisuke no matter what, or will he leave Daisuke? Because as soon as Daisuke turns 18, it's illegal to date him because Hikaru will only be 16.....