Seven members of a family, including two infants, were found dead inside a house near Kanke area in Ranchi, police said.
Prima facie, it appears to be a case of suicide, Senior Superintendent of Police Anis Gupta said.
"Five adults and two infants were found dead in their home under Kanke police station," he added.
An investigation is underway, the SSP said.
Further details are awaited.