Neighbours discovered the body of Wendy Achumba, a nursing student from Abia State, inside her off-campus apartment in Umulogho, Obowo Local Government Area of Imo State, on Thursday evening.
The door to the apartment remained locked from the inside when they entered.
They saw signs that someone had unalived her by severing her head.
Her mobile phone has disappeared from the scene.
Neighbours report no evidence of sexual assault took place.
Police officers from Imo State visited the location shortly after the discovery.
They moved the body to a morgue and started an investigation.
Officials now urge residents to stay calm as they look into the incident.
So far, authorities have not identified the terrorists responsible.
The motive behind the event remains unclear.
Community members in the area express concern over the safety of students living off campus.
Police say they continue to gather information from people in the neighbourhood.
They ask anyone with details to come forward and assist the probe.
