When he returns home and tells Maureen about the crime , she finds his story hard to believe .
After the murder , and fearing for his own life , David helps clean up the mess and stays at the house until the early hours of the morning .
When David returns home and tells Maureen about the crime , she finds David 's story hard to believe .
After the murder , and fearing for his own life , David helps clean up the mess and stays at the house until the early hours of the morning .