A day after a businessman, his wife, two children and a business partner were found dead in a high-rise society in Ghaziabad’s Indirapuram area, one relative has been arrested on charges of abetment to suicide.

The businessman, in a note scribbled on a wall in his flat, had held his brother-in-law responsible for his financial problems, pushing him to take the extreme step. Senior Superintendent of Police (Ghaziabad) Sudhir Kumar Singh said the brother-in-law was booked under Section 309 of the IPC. He said the man duped the businessman of around ₹1.5 crore.

“He [brother-in-law] took the money ...