The deceased were identified as Ajay Tiwari and Kiran Tiwari, residents of Mohania in Kaimur, about 150 km from here.
The couple used to have frequent fights over Ajay's suspicion that Kiran was in a relationship with another man, police said.
Police have lodged a case and have begun investigations.
Patna: A man in Bihar's Kaimur district on Saturday shot dead his wife as he suspected that she was having an affair. He then shot himself, police said.
First Published: Saturday, August 11, 2012, 12:44