Intense Rain (Yaoi manga) >Out of Print<

It became too hard and too complicated to stay in love with him so instead, he chose to break up.  It supposed to have turned into a bitter and sweet memory. But when Takaaki was a substitute teacher at high school, he reunites with his ex-boyfriend, Ryuji.  He keeps telling himself that he put away his feeling behind him but in reality, he never got over him, and he keeps going back for more.