Samta Nagar police in Maharashtra's Mumbai on Wednesday arrested a 46-year-old businessman after his wife alleged that she was forced to have sexual interactions with strangers.

The 39-year-old woman filed the complaint along with her mother against her husband and three others.

The alleged case of wife-swapping started in July, 2017. The complainant said that wives of the other accused used to be present when the offence took place.

The police arrested the businessman and was remanded to a police custody till December 23.

The woman also said that once she told her businessman husband that she does not want to be part of the act, this scared the businessman that she might tell her family about this.

The businessman filmed his wife during one such alleged act of wife-swapping and with the video he used to blackmail her.

"She soon left her husband's house. The victim is stating with her mother since August. After hearing out her ordeal the woman's mother and sister did some research trying to find out from where her husband used to arrange for these couples. They learnt of a WhatsApp group and social media portals that were used to get in touch with other couples," Advocate Swapana Kode, victim's lawyer, said.

Samta Nagar police has registered a case under IPC Sections 376 (rape), 376(E) (punishment for repeat offenders), 354 (assault or criminal force to woman with intent to outrage her modesty), 354A (sexual harassment and punishment for sexual harassment), 354C (voyeurism), 504 (breach of peace), 506 (II) (punishment for criminal intimidation) and 34 (common intention).

Senior Inspector (SI) of Samta Nagar police station Raju Kasbe refused to comment on the issue saying that an investigation is underway.