When Denise attempts to kill Serone as revenge for Gary 's death , he gets the edge .
When Denise attempts to kill Serone as revenge for Gary 's death , he strangles her to death with his legs before dumping her body in the river .
When Denise attempts to kill Serone as revenge for Gary 's death , he gets the edge and strangles her to death with his legs before dumping her body in the river .