Manga by author Katsura Komachi - Status ongoing

Gang fights and Yakuza dabblings. Sophomores versus seniors. Blood, rape and power. Mayhem rules Kishuu Private High School when the sophomore Nagato transfers into the all-boys school. Being battle-tested and oblivious to the hierarchy, the newcomer soon piques the senior leader's interest. When Nagato is suddenly confronted and defeated by the latter's lap dog, Ai, he vows to get back at his foe. Little does he know that Ai harbours a dark past behind his beautiful poker face...Includes also "Ai wa deban wo matte iru"

From Fluffwords:Akuta falls in love easily and will always fall for others. His childhood friend, Ao, has been crushing on him for 10 years. Always protecting Akuta, Ao will destroy any hope of Akutas unrequited love reciprocating his feelings as Akuta always returns to Aos side when he is heartbroken. The Ao who has been thinking I have to make him realize these intense feelings and this painful desire will eventually...?