Busting a sextortion trap in Ghatkopar, Mumbai Crime Branch has arrested a woman for allegedly extorting nearly Rs 4 crore from a jewellery store manager by threatening to circulate an explicit video of him, a police official said.

The woman was arrested by Crime Branch Unit 7 on October 18 after officers allegedly caught her accepting an extortion payment of Rs 5 lakh at a restaurant in Ghatkopar West.