Ballad of The Black Alley

This encounter wasn't a mistake —
one night, photographer Manabu was feeling desperate because his job wasn't going well, and he
found Iori unconscious in a back alley.
Manabu is attracted to Iori, who is covered in bruises but has a strange sex appeal, and before he
knew it, he was engrossed in taking photos.
Afterwards, when he takes him back to his home, Iori tries to offer his body in exchange for taking care of him.
Manabu embraces him as he is provoked, but
as he devours him supple body covered in bruises, he
feels a sense of exhilaration for the first time and a violent desire.
And then, Gaku's behavior gradually escalates…?