A 15-year-old boy scripted his own kidnapping to squeeze Rs 50 lakh from his parents after fearing to fail class 10 examination, police said today.

The boy disappeared from his house on Saturday and switched off his mobile phone, Udaipur Superintendent of Police (SP) Rajendra Prasad Goyal said.

He then called his parents through internet to demand ransom of Rs 50 lakh from New Delhi.

Terrified after making ransom calls, he travelled to Nasirabad from New Delhi from where he was traced on a train and taken back to Udaipur today, the said.