A loud bang and Guddi's life is in ruins now.

Coverage: Delhi Serial Blasts

For her family that migrated from Rajasthan years ago looking for a better life, it will never be the same again after the blast in Gaffar market area in New Delhi [Images] killed seven members of the household.

Images: Shock and horror in Delhi

"My family has been completely ruined. What mistake have we done to incur this," the weeping middle-aged woman said at the Lady Irwin Hospital where a number of blast victims had been brought for treatment.

Eyewitness account: Five feet from death

Till Saturday evening, Guddi's extended family was living on the footpath near the blast site working as rag pickers. Now seven of them are dead, four are battling for their lives and two others are missing.

'It seems terrorists knew how we would react'

"Saturday was a normal day for us. We were just near the blast site when we heard a loud bang. After that the only thing I remember is my family members lying on the road with blood splattered around," Guddi said.

The dead members of her family are a teenage girl Pooja, Ramlal (40), Billu (42), Raju, Sandhya (45) and his two children Ashok Kumar (22) and Saroj (25).

View: Pathetic handling of blasts' aftermath

Guddi said four of her family members are still in Lady Irwin and Ram Manohar Lohia hospitals, while whereabouts of two of her family members are still not known.

"I don't even know whether they are alive. Please help me find them," Guddi pleads with those around her.