A 50 year old man and 29 year old woman remain in Police custody on Wednesday morning.
The pair were arrested on suspicion of murder, following the discovery of the body of a 33 year old man in a property in Molesworth Road in Plymouth in the early hours of Tuesday morning.
Devon and Cornwall Police said a forensic post mortem is due to be carried out to identify the actual cause of death.
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A man has been helped to safety by a neighbour after his home set on fire without him realising. Nigel Slark's house is now badly damaged.
A murky but mild start to the week which quickly turns dry and cold over the next few days with brisk winds.
A dull and damp start to the week turns drier but colder as the week goes on. Temperatures just about getting into double figures on Monday.