Cape Breton Regional Police are investigating the death of a person believed to be the victim of an assault in Sydney.

Officers were called to a Macaulay’s Lane home at about 4:30 p.m. Tuesday where they discovered a deceased person.

They arrested a suspect inside the residence who remains in custody.

The two knew each other and police are treating this as an isolated incident with no greater risk to public safety.

In a release, police say charges are pending.