article_snippet.sent: Nathan Matthews, 28, faces a single count of murdering his step-sister, while his girlfriend Shauna Hoare, 21, is accused of perverting the court of justice.
article_snippet.sent: Jaydene Parsons, 23, James Ireland, 23, and Karl and Donovan Demetrius, both 29, are accused of assisting an offender.
article_snippet.sent: Matthews, of Warmley, South Gloucestershire, appeared at Bristol Crown Court on March 26, along with five others charged in connection with the death.
article_snippet.sent: His girlfriend, Shauna Hoare, 21, of Cotton Mill Lane, Bristol, is accused of perverting the course of justice by lying to police.
article_snippet.sent: Jaydene Parsons, 23, James Ireland, and Karl and Donovan Demetrius, both 29, are accused of helping dispose of and conceal Becky's body parts.
highlights_snippet.sent: Becky Watts step brother Nathan Matthews has been charged with murder .