Dark Walker
Dark walker 闇を歩く者; 夢幻のレクイエム Dark walker
Tomoki Naruse has the strangest dreams. Every night, he finds himself waiting for a phantom lover whom he has never seen. Tomoki cannot remember his dream lover's name or face when he wakes up each morning, but one thing he does know; Tomoki's lover is no girl.
Taken from the description from the back of the book published by June Manga
Boys' Love version based on Dark Walker manga.