21 year old Natasha Clarke, 34 year old Kate Williams, 22 year old Leigh Yeo and 48 year old Ragnar Dunn, all from Exeter, are also accused of robbery.
It follows an alleged incident on March 12th when a 25 year old was found badly injured in Stoke Hill.
Today's session is a preliminary hearing where a trial date is expected to be set.
Exeter care agency rated 'inadequate' and in special measures
Bosses at Horizon Care insist change
Raw sewage spews into Plymouth suburb estate and woods
Concerns raised for public health and wildlife in Woolwell
Councillor stands under trees to stop chainsaw massacre
Emergency preservation order now in place
Three years jail for charity box thief
And he can't eat in McDonald's for eight years
Spat over whether 'inadequate' children's services are as bad as MP suggests
Exeter's Steve Race believes they are in 'last chance saloon;
Totnes market not opening in Christmas week
Most traders don't want to do it
