"BAAK," the fourth installment of the Aranmanai series, is a thrilling yet hilarious horror comedy directed by Sundar and produced by Khushboo. Set in Assam, the story follows the havoc wreaked by the ancient spirit Bak, inadvertently released and causing chaos. Sundar, as lawyer Shiva Shankar, leads the investigation into his sister Shivani's mysterious death, with standout performances from Tamannaah and Raashi Khanna.

The film expertly blends horror and comedy, supported by impressive visuals and VFX work. Sundar's direction ensures a gripping narrative, enhanced by the exploration of a mother's love. Overall, "BAAK" earns a solid rating of 3, making it a must-watch for horror movie enthusiasts. 

[Disclaimer: The views expressed are the analyst's personal opinion.]