Nobody behaves that way with my sister, youth's chilling punishment to stepdad

A 20-year-old man stabbed his mother's partner to death in Delhi's Baba Haridas Nagar on Wednesday for allegedly harassing his minor sister.

Reportedly, the man called the police himself claiming that he had killed his father.  Deputy commissioner of police told Hindustan Times, the deceased was not his father. The deceased had married her in 2012, a year after she lost her husband.

HT reported, the couple lived separately, the woman lived with her children from dead husband and her partner visited her from time to time. They also had a 7-year-old son.

The police said that from the past few days, the man suspected that his step-father was eyeing on his 15-year-old sister. When he visited the house on Wednesday, he confronted him.

The confrontation turned into a heated argument and the man picked a knife and attacked him. After committing the crime, he called the police and said that he had killed his father and is waiting to be arrested. police have registered a case and further investigation is underway.