Help me find this bl manga

If i remember well the bottom was a black haired guy who works at the family hotel or restaurant i don't remember well anyways the top was a blonde tall hair who is a photographer, he saw the bottom jurking off he took a photo of him then he started blackmailing him and threatening him so that he have sex with him. Plzz its been months of me looking for it i lost it 2 years ago and i want to reread it, i think its completed now