The polished copy is as follows, more delicate and emotionally tension: --- Through in-depth interviews with friends, family and Sally McNeill herself, the documentary depicts the bumpy and tortuous marriage of a bodybuilder couple—and their shocking tragic ending on Valentine’s Day: a bloody killing. --- If you want to further optimize according to different contexts (such as slogans, documentary narration, news titles, etc.), please tell me the purpose and I can customize different styles of versions for you.