A 20-year-old woman was allegedly gang-raped by 10 persons on the banks of Manimuktha river near Virudhachalam, police said on Wednesday.
Ten person were arrested in connection with the incident on Tuesday, police said.
The woman, hailing from Gurumangalam village near Virudhachalam in Cuddalore district, was speaking to her relative on the banks of the river when the gang members pounced on them.
The gang attacked the women's relative when he tried to protect her and later raped her, police said.
Based on the women's complaint, police registered a case and admitted her to Mundiampakkam Medical College hospital.