After the family members of Arjun Raikwar (53) had dinner yesterday at their home in Bamori Masi village, about 30 kms from here, all of them complained of uneasiness.
Soon Arjun collapsed while his wife Guddi Bai (50), and sons Sultan (10) and Rahul (8) succumbed on way to hospital, police said.
Arjun's daughter Kaisar (20) and elder son Hardev (18) were admitted to hospital where they were battling for life, they said.
A case was registered in this regard and further investigation was on.