Police in Masaba North, Nyamira County, are investigating an incident surrounding the death of four family members in Matongo village, Nyamokoroto sub-location.
The four — a husband, his wife, their daughter, and a three-month-old grandchild — died after a night inferno consumed their house.
The remains are still at the crime scene, with police recording statements.
Area assistant chief Evans Torore has confirmed the incident.