帮我写出关于《霍华德叔叔》的内容简介，主要包括该片的主要背景及内容等等，不要过多剧透，目的是能吸引读者的观看兴趣。
Director Howard Brookner died of AIDS in NYC in 1989 while in post-production on his breakthrough Hollywood movie. His body of work has been buried for 30 years in William Burroughs' bunker until his nephew Aaron unearths his uncle's story and the memory of everything he was.