A man accused of wrapping a friend’s body in blankets and dropping it off at South Shore hospital after the pair had done drugs together has pleaded not guilty to murder.

Christopher Caron, 42, of Scituate, pleaded not guilty to one count of murder in the death of 27-year-old Declan Perry of Portland, Maine. Hingham District Court Judge Marjorie Tynes ordered him held without bail, an order she maintained at a bail review hearing Thursday.

Investigators say that Caron and Perry on Aug. 22 drove into Boston and bought fentanyl and cocaine before returning to a basement apartment at 40 Driftway in Scituate, where Caron had been staying. While there, something went wrong during their binge.

Police say that Caron searched for Narcan, which is a trade name for the overdose reversal drug nalo

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