Dash treads a thin line when social worker Tim Ryan convinces her the overloaded welfare system can no longer protect abused children. The Heelers and Department of Human Services take a dim view of Tim's attitude. His obvious frustration in applying band-aid solutions to violent domestic situations is bound to lead to trouble. Trouble begins when Dash arrives to break up a violent argument between old family friends. The father appears to be strangling his son, who retaliates by stabbing him. While in hospital, the boy confides that his father regularly bashes him. Soon after he returns home, the boy disappears and the Heelers struggle to find a lead. Dash suspects Tim knows more about the boy's disappearance than he is willing to divulge when two missing children are found in his care. Tim passionately defends his actions. Someone's got to look after these kids when the system fails them! Dash admires Tim's determination to put their welfare before his own, even if it does mean b