my memory escapes me

i can vividly remember reading something where there was this guy who took pictures of his best friend cs he was his muse and his secret crush and his best friend buys him a nice camera and somehow unrelatedly dies and he becomes a ghost and watches over his guy and the guy who took pictures of him sells the camera to this girl because he couldn’t cope with his death and having a piece of him and his dead ghost muse possesses the camera and makes this girls pictures come out horribly so she consults the mcs who are like ghost hunters and they bring the camera back to the guy who was in love w his muse.. also they were a side SIDE couple like im talking they were there two chapters