younger twin brother kills older twin brother accidentally and leaves anyways cuz he was mistreated by his parents and he ran into this author which both the brothers read their fav book of, younger bro began visiting him in his place, sleeping with him but the author dreams of being intimate with the dead one (?) (ofc they have a age gap, he's still in school), turns out the dead one is in love with the younger one and wants to connect himself with him through the author
Samenai Yume