In a major catch, the National Investigation Agency has arrested an Islamic State operative - Subahani Haji Moideen from Tamil Nadu, who had gone to Iraq last year and fought alongside ISIS in the city of Mosul.Moideen (31) has told the investigators that went to Iraq in April 2015 via Istanbul and joined the so called caliphate alongwith others from Pakistan and Afghanistan after being radicalised online.He attended the religious and combat training programs of ISIS before he was sent to the battle front where, he has claimed, he was being paid 100 US dollars per month as remuneration apart from food, accommodation and other facilities.Moideen has also disclosed that he couldn't bear the killings and violence and decided to quit the biggest terror organisation after which ISIS imprisoned him.Along with many other foreign fighters there, who wanted to leave the terror outfit, Moideen was produced before an ISIS judge in Raqqa and "tortured" by ISIS and incarcerated.After sometime, he somehow managed to leave the ISIS territory and flee to Istanbul, which agencies are trying to establish how he did that. From there, he came to India and stayed with his wife.However, lately he again got in touch with ISIS members and was presently planning to carry out attacks here for which he had even started collected explosive material.Moideen, who also goes by alias Abu Meer , is second IS operative after Mumbai (Kalyan) based Areeb Majeed to have fought alongside IS and arrested by Indian agencies. Areeb Majeed was caught in October 2014 upon his return to India from Syria while Moideen was here in Tamilnadu for last several months and his activities were being watched.The NIA and states' police have arrested 60 IS operatives in India since 2014 out of which only Meer and Majeed have been so called "warriors" on the ground of the deadliest terrorist organisation.