Refuse to concede) is a 2018 Indian Tamil-language action thriller film written and directed by Karthik Thangavel in his directorial debut .

The boys reveal that they are spoilt brats from affluent families and they had committed the murder of several other girls, avoiding the consequences due to their parents' privilege.

The corrupt police try to secretly detain Subash, but he triggers Muthukaruppan's pistol which attracts public attention and forces them to officially arrest him.

With technical help from Subhash's friend, Deepak's crimes are exposed on the Internet and a live video feed shows him inside a glass tank.

Subhash kidnaps Abhijit and dangles him from a rope at a great height; he threatens to publicise the recovered video evidence of the boys' crimes, thereby ruining Sanjay and his reputation.

One year later, Subhash has now cleared the Civil Services Exam and has become an IPS officer, and continues to murder unconvictable lawbreakers to serve justice.

In December 2017, Ravi Mohan announced on social media that his 23rd film would be an action-thriller titled Adanga Maru by first-time director Karthik Thangavel.

[10] Thinkal Menon of The Times of India rated it 3 out of 5, saying, "Adanga Maru has a routine plot, but the treatment makes it fast-paced and interesting.

"[11] Srinivasan Ramanujam of The Hindu wrote, "thanks to its speedy screenplay, Adanga Maru finishes as a fairly engaging watch.

"[12] Janani K of India Today wrote, "Debutant director Karthik Thangavel's Adanga Maru starring Jayam Ravi could have been a flawless cop thriller, but it misses the mark by a few inches.

"[13] Antara Chakraborthy of The Indian Express wrote, "A more nuanced, well thought-out storyline with better CGI could have definitely elevated the revenge saga.